215105776

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{433681}}^1$

素因数の和:433720

約数の個数: 20

約数和(自身を含む): 430212544

約数和(自身を除く): 215106768

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 433681, 867362, 1734724, 3469448, 6938896, 13444111, 26888222, 53776444, 107552888, 215105776]

約数ペア:

[(1, 215105776), (2, 107552888), (4, 53776444), (8, 26888222), (16, 13444111), (31, 6938896), (62, 3469448), (124, 1734724), (248, 867362), (496, 433681)]