15686468

素因数分解:

$2^2\times 7^2\times {\mathrm{163}}^1\times {\mathrm{491}}^1$

素因数の和:672

約数の個数: 36

約数和(自身を含む): 32194512

約数和(自身を除く): 16508044

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 163, 196, 326, 491, 652, 982, 1141, 1964, 2282, 3437, 4564, 6874, 7987, 13748, 15974, 24059, 31948, 48118, 80033, 96236, 160066, 320132, 560231, 1120462, 2240924, 3921617, 7843234, 15686468]

約数ペア:

[(1, 15686468), (2, 7843234), (4, 3921617), (7, 2240924), (14, 1120462), (28, 560231), (49, 320132), (98, 160066), (163, 96236), (196, 80033), (326, 48118), (491, 31948), (652, 24059), (982, 15974), (1141, 13748), (1964, 7987), (2282, 6874), (3437, 4564)]