31494710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{14251}}^1$

素因数の和:14288

約数の個数: 32

約数和(自身を含む): 64647072

約数和(自身を除く): 33152362

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 14251, 28502, 71255, 142510, 185263, 242267, 370526, 484534, 926315, 1211335, 1852630, 2422670, 3149471, 6298942, 15747355, 31494710]

約数ペア:

[(1, 31494710), (2, 15747355), (5, 6298942), (10, 3149471), (13, 2422670), (17, 1852630), (26, 1211335), (34, 926315), (65, 484534), (85, 370526), (130, 242267), (170, 185263), (221, 142510), (442, 71255), (1105, 28502), (2210, 14251)]