217222736

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{798613}}^1$

素因数の和:798638

約数の個数: 20

約数和(自身を含む): 445626612

約数和(自身を除く): 228403876

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 798613, 1597226, 3194452, 6388904, 12777808, 13576421, 27152842, 54305684, 108611368, 217222736]

約数ペア:

[(1, 217222736), (2, 108611368), (4, 54305684), (8, 27152842), (16, 13576421), (17, 12777808), (34, 6388904), (68, 3194452), (136, 1597226), (272, 798613)]