15811390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{2111}}^1$

素因数の和:2232

約数の個数: 32

約数和(自身を含む): 32845824

約数和(自身を除く): 17034434

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 107, 214, 535, 749, 1070, 1498, 2111, 3745, 4222, 7490, 10555, 14777, 21110, 29554, 73885, 147770, 225877, 451754, 1129385, 1581139, 2258770, 3162278, 7905695, 15811390]

約数ペア:

[(1, 15811390), (2, 7905695), (5, 3162278), (7, 2258770), (10, 1581139), (14, 1129385), (35, 451754), (70, 225877), (107, 147770), (214, 73885), (535, 29554), (749, 21110), (1070, 14777), (1498, 10555), (2111, 7490), (3745, 4222)]