64726718876

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{941}}^1\times {\mathrm{399913}}^1$

素因数の和:400901

約数の個数: 24

約数和(自身を含む): 116029448304

約数和(自身を除く): 51302729428

約数列:

[1, 2, 4, 43, 86, 172, 941, 1882, 3764, 40463, 80926, 161852, 399913, 799826, 1599652, 17196259, 34392518, 68785036, 376318133, 752636266, 1505272532, 16181679719, 32363359438, 64726718876]

約数ペア:

[(1, 64726718876), (2, 32363359438), (4, 16181679719), (43, 1505272532), (86, 752636266), (172, 376318133), (941, 68785036), (1882, 34392518), (3764, 17196259), (40463, 1599652), (80926, 799826), (161852, 399913)]