31191268

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{251}}^1\times {\mathrm{661}}^1$

素因数の和:963

約数の個数: 24

約数和(自身を含む): 56052864

約数和(自身を除く): 24861596

約数列:

[1, 2, 4, 47, 94, 188, 251, 502, 661, 1004, 1322, 2644, 11797, 23594, 31067, 47188, 62134, 124268, 165911, 331822, 663644, 7797817, 15595634, 31191268]

約数ペア:

[(1, 31191268), (2, 15595634), (4, 7797817), (47, 663644), (94, 331822), (188, 165911), (251, 124268), (502, 62134), (661, 47188), (1004, 31067), (1322, 23594), (2644, 11797)]