155761256

素因数分解:

$2^3\times 7^1\times {\mathrm{2781451}}^1$

素因数の和:2781464

約数の個数: 16

約数和(自身を含む): 333774240

約数和(自身を除く): 178012984

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 2781451, 5562902, 11125804, 19470157, 22251608, 38940314, 77880628, 155761256]

約数ペア:

[(1, 155761256), (2, 77880628), (4, 38940314), (7, 22251608), (8, 19470157), (14, 11125804), (28, 5562902), (56, 2781451)]