1291296272

素因数分解:

$2^4\times 7^1\times {\mathrm{11529431}}^1$

素因数の和:11529446

約数の個数: 20

約数和(自身を含む): 2859299136

約数和(自身を除く): 1568002864

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 11529431, 23058862, 46117724, 80706017, 92235448, 161412034, 184470896, 322824068, 645648136, 1291296272]

約数ペア:

[(1, 1291296272), (2, 645648136), (4, 322824068), (7, 184470896), (8, 161412034), (14, 92235448), (16, 80706017), (28, 46117724), (56, 23058862), (112, 11529431)]