"完全数" meaning in Japanese

See 完全数 in All languages combined, or Wiktionary

Noun

IPA: [kã̠nd͡zẽ̞ɰ̃sɨː] Forms: 完全数 [canonical] (ruby: (かん), (ぜん), (すう)), kanzensū [romanization], 完全數 [alternative, kanji, kyūjitai]
Etymology: 完全(かんぜん) (kanzen) + 数(すう) (-sū) Etymology templates: {{ja-com|完全|かんぜん|数|-すう}} 完全(かんぜん) (kanzen) + 数(すう) (-sū) Head templates: {{ja-noun|かんぜんすう}} 完(かん)全(ぜん)数(すう) • (kanzensū)
  1. (number theory) perfect number, a positive integer that is equal to the sum of its positive divisors, excluding the number itself Related terms: 過剰数 (kajōsū) (ruby: 過剰数(かじょうすう)), 不足数 (fusokusū) (ruby: 不足数(ふそくすう))
{
  "etymology_templates": [
    {
      "args": {
        "1": "完全",
        "2": "かんぜん",
        "3": "数",
        "4": "-すう"
      },
      "expansion": "完全(かんぜん) (kanzen) + 数(すう) (-sū)",
      "name": "ja-com"
    }
  ],
  "etymology_text": "完全(かんぜん) (kanzen) + 数(すう) (-sū)",
  "forms": [
    {
      "form": "完全数",
      "ruby": [
        [
          "完",
          "かん"
        ],
        [
          "全",
          "ぜん"
        ],
        [
          "数",
          "すう"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "kanzensū",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "完全數",
      "tags": [
        "alternative",
        "kanji",
        "kyūjitai"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "かんぜんすう"
      },
      "expansion": "完(かん)全(ぜん)数(すう) • (kanzensū)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Japanese entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese links with redundant alt parameters",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese links with redundant wikilinks",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms read with on'yomi",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms suffixed with 数 read as すう",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with 3 kanji",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with Nakadaka pitch accent (Tōkyō)",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with non-redundant non-automated sortkeys",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with redundant sortkeys",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 2 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "ja",
          "name": "Number theory",
          "orig": "ja:Number theory",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "perfect number, a positive integer that is equal to the sum of its positive divisors, excluding the number itself"
      ],
      "id": "en-完全数-ja-noun-LNQ680ry",
      "links": [
        [
          "number theory",
          "number theory"
        ],
        [
          "perfect number",
          "perfect number"
        ]
      ],
      "raw_glosses": [
        "(number theory) perfect number, a positive integer that is equal to the sum of its positive divisors, excluding the number itself"
      ],
      "related": [
        {
          "roman": "kajōsū",
          "ruby": [
            [
              "過剰数",
              "かじょうすう"
            ]
          ],
          "word": "過剰数"
        },
        {
          "roman": "fusokusū",
          "ruby": [
            [
              "不足数",
              "ふそくすう"
            ]
          ],
          "word": "不足数"
        }
      ],
      "topics": [
        "mathematics",
        "number-theory",
        "sciences"
      ]
    }
  ],
  "sounds": [
    {
      "other": "かんぜんすう"
    },
    {
      "ipa": "[kã̠nd͡zẽ̞ɰ̃sɨː]"
    }
  ],
  "word": "完全数"
}
{
  "etymology_templates": [
    {
      "args": {
        "1": "完全",
        "2": "かんぜん",
        "3": "数",
        "4": "-すう"
      },
      "expansion": "完全(かんぜん) (kanzen) + 数(すう) (-sū)",
      "name": "ja-com"
    }
  ],
  "etymology_text": "完全(かんぜん) (kanzen) + 数(すう) (-sū)",
  "forms": [
    {
      "form": "完全数",
      "ruby": [
        [
          "完",
          "かん"
        ],
        [
          "全",
          "ぜん"
        ],
        [
          "数",
          "すう"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "kanzensū",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "完全數",
      "tags": [
        "alternative",
        "kanji",
        "kyūjitai"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "かんぜんすう"
      },
      "expansion": "完(かん)全(ぜん)数(すう) • (kanzensū)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "related": [
    {
      "roman": "kajōsū",
      "ruby": [
        [
          "過剰数",
          "かじょうすう"
        ]
      ],
      "word": "過剰数"
    },
    {
      "roman": "fusokusū",
      "ruby": [
        [
          "不足数",
          "ふそくすう"
        ]
      ],
      "word": "不足数"
    }
  ],
  "senses": [
    {
      "categories": [
        "Japanese compound terms",
        "Japanese entries with incorrect language header",
        "Japanese lemmas",
        "Japanese links with redundant alt parameters",
        "Japanese links with redundant wikilinks",
        "Japanese nouns",
        "Japanese terms read with on'yomi",
        "Japanese terms spelled with fourth grade kanji",
        "Japanese terms spelled with second grade kanji",
        "Japanese terms spelled with third grade kanji",
        "Japanese terms spelled with 全 read as ぜん",
        "Japanese terms spelled with 完 read as かん",
        "Japanese terms spelled with 数 read as すう",
        "Japanese terms suffixed with 数 read as すう",
        "Japanese terms with 3 kanji",
        "Japanese terms with IPA pronunciation",
        "Japanese terms with IPA pronunciation with pitch accent",
        "Japanese terms with Nakadaka pitch accent (Tōkyō)",
        "Japanese terms with non-redundant non-automated sortkeys",
        "Japanese terms with redundant sortkeys",
        "Pages with 2 entries",
        "Pages with entries",
        "ja:Number theory"
      ],
      "glosses": [
        "perfect number, a positive integer that is equal to the sum of its positive divisors, excluding the number itself"
      ],
      "links": [
        [
          "number theory",
          "number theory"
        ],
        [
          "perfect number",
          "perfect number"
        ]
      ],
      "raw_glosses": [
        "(number theory) perfect number, a positive integer that is equal to the sum of its positive divisors, excluding the number itself"
      ],
      "topics": [
        "mathematics",
        "number-theory",
        "sciences"
      ]
    }
  ],
  "sounds": [
    {
      "other": "かんぜんすう"
    },
    {
      "ipa": "[kã̠nd͡zẽ̞ɰ̃sɨː]"
    }
  ],
  "word": "完全数"
}

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This page is a part of the kaikki.org machine-readable Japanese dictionary. This dictionary is based on structured data extracted on 2025-12-06 from the enwiktionary dump dated 2025-12-02 using wiktextract (ddb1505 and 9905b1f). The data shown on this site has been post-processed and various details (e.g., extra categories) removed, some information disambiguated, and additional data merged from other sources. See the raw data download page for the unprocessed wiktextract data.

If you use this data in academic research, please cite Tatu Ylonen: Wiktextract: Wiktionary as Machine-Readable Structured Data, Proceedings of the 13th Conference on Language Resources and Evaluation (LREC), pp. 1317-1325, Marseille, 20-25 June 2022. Linking to the relevant page(s) under https://kaikki.org would also be greatly appreciated.