57125715

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{2857}}^1$

素因数の和:2939

約数の個数: 32

約数和(自身を含む): 96577536

約数和(自身を除く): 39451821

約数列:

[1, 3, 5, 15, 31, 43, 93, 129, 155, 215, 465, 645, 1333, 2857, 3999, 6665, 8571, 14285, 19995, 42855, 88567, 122851, 265701, 368553, 442835, 614255, 1328505, 1842765, 3808381, 11425143, 19041905, 57125715]

約数ペア:

[(1, 57125715), (3, 19041905), (5, 11425143), (15, 3808381), (31, 1842765), (43, 1328505), (93, 614255), (129, 442835), (155, 368553), (215, 265701), (465, 122851), (645, 88567), (1333, 42855), (2857, 19995), (3999, 14285), (6665, 8571)]