31911690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{4139}}^1$

素因数の和:4406

約数の個数: 32

約数和(自身を含む): 76904640

約数和(自身を除く): 44992950

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 257, 514, 771, 1285, 1542, 2570, 3855, 4139, 7710, 8278, 12417, 20695, 24834, 41390, 62085, 124170, 1063723, 2127446, 3191169, 5318615, 6382338, 10637230, 15955845, 31911690]

約数ペア:

[(1, 31911690), (2, 15955845), (3, 10637230), (5, 6382338), (6, 5318615), (10, 3191169), (15, 2127446), (30, 1063723), (257, 124170), (514, 62085), (771, 41390), (1285, 24834), (1542, 20695), (2570, 12417), (3855, 8278), (4139, 7710)]