15857974

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{389}}^1$

素因数の和:528

約数の個数: 32

約数和(自身を含む): 27799200

約数和(自身を除く): 11941226

約数列:

[1, 2, 11, 17, 22, 34, 109, 187, 218, 374, 389, 778, 1199, 1853, 2398, 3706, 4279, 6613, 8558, 13226, 20383, 40766, 42401, 72743, 84802, 145486, 466411, 720817, 932822, 1441634, 7928987, 15857974]

約数ペア:

[(1, 15857974), (2, 7928987), (11, 1441634), (17, 932822), (22, 720817), (34, 466411), (109, 145486), (187, 84802), (218, 72743), (374, 42401), (389, 40766), (778, 20383), (1199, 13226), (1853, 8558), (2398, 6613), (3706, 4279)]