389900518

素因数分解:

$2^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{409}}^1\times {\mathrm{457}}^1$

素因数の和:1024

約数の個数: 32

約数和(自身を含む): 676008000

約数和(自身を除く): 286107482

約数列:

[1, 2, 7, 14, 149, 298, 409, 457, 818, 914, 1043, 2086, 2863, 3199, 5726, 6398, 60941, 68093, 121882, 136186, 186913, 373826, 426587, 476651, 853174, 953302, 1308391, 2616782, 27850037, 55700074, 194950259, 389900518]

約数ペア:

[(1, 389900518), (2, 194950259), (7, 55700074), (14, 27850037), (149, 2616782), (298, 1308391), (409, 953302), (457, 853174), (818, 476651), (914, 426587), (1043, 373826), (2086, 186913), (2863, 136186), (3199, 121882), (5726, 68093), (6398, 60941)]