215460644

素因数分解:

$2^2\times 7^2\times {\mathrm{1099289}}^1$

素因数の和:1099307

約数の個数: 18

約数和(自身を含む): 438616710

約数和(自身を除く): 223156066

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 1099289, 2198578, 4397156, 7695023, 15390046, 30780092, 53865161, 107730322, 215460644]

約数ペア:

[(1, 215460644), (2, 107730322), (4, 53865161), (7, 30780092), (14, 15390046), (28, 7695023), (49, 4397156), (98, 2198578), (196, 1099289)]