215368510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71551}}^1$

素因数の和:71608

約数の個数: 32

約数和(自身を含む): 453353472

約数和(自身を除く): 237984962

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 86, 215, 301, 430, 602, 1505, 3010, 71551, 143102, 357755, 500857, 715510, 1001714, 2504285, 3076693, 5008570, 6153386, 15383465, 21536851, 30766930, 43073702, 107684255, 215368510]

約数ペア:

[(1, 215368510), (2, 107684255), (5, 43073702), (7, 30766930), (10, 21536851), (14, 15383465), (35, 6153386), (43, 5008570), (70, 3076693), (86, 2504285), (215, 1001714), (301, 715510), (430, 500857), (602, 357755), (1505, 143102), (3010, 71551)]