217346576

素因数分解:

$2^4\times {\mathrm{41}}^2\times {\mathrm{8081}}^1$

素因数の和:8171

約数の個数: 30

約数和(自身を含む): 431683866

約数和(自身を除く): 214337290

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 1681, 3362, 6724, 8081, 13448, 16162, 26896, 32324, 64648, 129296, 331321, 662642, 1325284, 2650568, 5301136, 13584161, 27168322, 54336644, 108673288, 217346576]

約数ペア:

[(1, 217346576), (2, 108673288), (4, 54336644), (8, 27168322), (16, 13584161), (41, 5301136), (82, 2650568), (164, 1325284), (328, 662642), (656, 331321), (1681, 129296), (3362, 64648), (6724, 32324), (8081, 26896), (13448, 16162)]