31857830

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{2797}}^1$

素因数の和:2888

約数の個数: 32

約数和(自身を含む): 61645536

約数和(自身を除く): 29787706

約数列:

[1, 2, 5, 10, 17, 34, 67, 85, 134, 170, 335, 670, 1139, 2278, 2797, 5594, 5695, 11390, 13985, 27970, 47549, 95098, 187399, 237745, 374798, 475490, 936995, 1873990, 3185783, 6371566, 15928915, 31857830]

約数ペア:

[(1, 31857830), (2, 15928915), (5, 6371566), (10, 3185783), (17, 1873990), (34, 936995), (67, 475490), (85, 374798), (134, 237745), (170, 187399), (335, 95098), (670, 47549), (1139, 27970), (2278, 13985), (2797, 11390), (5594, 5695)]