67890568

素因数分解:

$2^3\times {\mathrm{157}}^1\times {\mathrm{191}}^1\times {\mathrm{283}}^1$

素因数の和:637

約数の個数: 32

約数和(自身を含む): 129231360

約数和(自身を除く): 61340792

約数列:

[1, 2, 4, 8, 157, 191, 283, 314, 382, 566, 628, 764, 1132, 1256, 1528, 2264, 29987, 44431, 54053, 59974, 88862, 108106, 119948, 177724, 216212, 239896, 355448, 432424, 8486321, 16972642, 33945284, 67890568]

約数ペア:

[(1, 67890568), (2, 33945284), (4, 16972642), (8, 8486321), (157, 432424), (191, 355448), (283, 239896), (314, 216212), (382, 177724), (566, 119948), (628, 108106), (764, 88862), (1132, 59974), (1256, 54053), (1528, 44431), (2264, 29987)]