12856828

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{4397}}^1$

素因数の和:4461

約数の個数: 24

約数和(自身を含む): 24382512

約数和(自身を除く): 11525684

約数列:

[1, 2, 4, 17, 34, 43, 68, 86, 172, 731, 1462, 2924, 4397, 8794, 17588, 74749, 149498, 189071, 298996, 378142, 756284, 3214207, 6428414, 12856828]

約数ペア:

[(1, 12856828), (2, 6428414), (4, 3214207), (17, 756284), (34, 378142), (43, 298996), (68, 189071), (86, 149498), (172, 74749), (731, 17588), (1462, 8794), (2924, 4397)]