389636038

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{487}}^1\times {\mathrm{887}}^1$

素因数の和:1428

約数の個数: 32

約数和(自身を含む): 655216128

約数和(自身を除く): 265580090

約数列:

[1, 2, 11, 22, 41, 82, 451, 487, 887, 902, 974, 1774, 5357, 9757, 10714, 19514, 19967, 36367, 39934, 72734, 219637, 400037, 431969, 439274, 800074, 863938, 4751659, 9503318, 17710729, 35421458, 194818019, 389636038]

約数ペア:

[(1, 389636038), (2, 194818019), (11, 35421458), (22, 17710729), (41, 9503318), (82, 4751659), (451, 863938), (487, 800074), (887, 439274), (902, 431969), (974, 400037), (1774, 219637), (5357, 72734), (9757, 39934), (10714, 36367), (19514, 19967)]