31388068

素因数分解:

$2^2\times {\mathrm{151}}^1\times {\mathrm{157}}^1\times {\mathrm{331}}^1$

素因数の和:643

約数の個数: 24

約数和(自身を含む): 55813184

約数和(自身を除く): 24425116

約数列:

[1, 2, 4, 151, 157, 302, 314, 331, 604, 628, 662, 1324, 23707, 47414, 49981, 51967, 94828, 99962, 103934, 199924, 207868, 7847017, 15694034, 31388068]

約数ペア:

[(1, 31388068), (2, 15694034), (4, 7847017), (151, 207868), (157, 199924), (302, 103934), (314, 99962), (331, 94828), (604, 51967), (628, 49981), (662, 47414), (1324, 23707)]