Last Updated：2025/11/26
Sentence
その数学者は、過剰数でありながら半完全数でない新しい自然数を発見し、既存の予想に挑戦した。
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The mathematician discovered a new weird number that challenged existing conjectures about abundant integers.
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The mathematician discovered a new weird number that challenged existing conjectures about abundant integers.
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Related words
weird number
Noun
Japanese Meaning
奇異数（英: weird number）とは、固有約数（1を含み自分自身を除く約数）の和がその数より大きい「過剰数」でありながら、これらの約数のいかなる部分集合をとってもその数に等しくならない自然数を指す。
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