Last Updated：2025/12/05
Sentence
定義は単純でも、2^(2^n)+1 の形をした整数（フェルマー数）は予想外の約数に関する性質で数学者を驚かせることがある。
Quizzes for review
Despite their simple definition, a Fermat number can still surprise mathematicians with unexpected divisibility properties.
See correct answer
Despite their simple definition, a Fermat number can still surprise mathematicians with unexpected divisibility properties.
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Related words
Fermat number
Noun
Japanese Meaning
（数論）フェルマー数とは、2をあるべき乗（このべき乗自体が2のべき乗となっている）にした値に1を加えた整数、すなわち2^(2ⁿ)+1（n>0）の形で表される数であり、同値的に2のべき乗に1を加えた素数となる数を指します。
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