28513964

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{3847}}^1$

素因数の和:3977

約数の個数: 24

約数和(自身を含む): 53333280

約数和(自身を除く): 24819316

約数列:

[1, 2, 4, 17, 34, 68, 109, 218, 436, 1853, 3706, 3847, 7412, 7694, 15388, 65399, 130798, 261596, 419323, 838646, 1677292, 7128491, 14256982, 28513964]

約数ペア:

[(1, 28513964), (2, 14256982), (4, 7128491), (17, 1677292), (34, 838646), (68, 419323), (109, 261596), (218, 130798), (436, 65399), (1853, 15388), (3706, 7694), (3847, 7412)]