215120408

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{4111}}^1$

素因数の和:4359

約数の個数: 32

約数和(自身を含む): 418437120

約数和(自身を除く): 203316712

約数列:

[1, 2, 4, 8, 31, 62, 124, 211, 248, 422, 844, 1688, 4111, 6541, 8222, 13082, 16444, 26164, 32888, 52328, 127441, 254882, 509764, 867421, 1019528, 1734842, 3469684, 6939368, 26890051, 53780102, 107560204, 215120408]

約数ペア:

[(1, 215120408), (2, 107560204), (4, 53780102), (8, 26890051), (31, 6939368), (62, 3469684), (124, 1734842), (211, 1019528), (248, 867421), (422, 509764), (844, 254882), (1688, 127441), (4111, 52328), (6541, 32888), (8222, 26164), (13082, 16444)]