15981112

素因数分解:

$2^3\times 7^1\times {\mathrm{285377}}^1$

素因数の和:285390

約数の個数: 16

約数和(自身を含む): 34245360

約数和(自身を除く): 18264248

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 285377, 570754, 1141508, 1997639, 2283016, 3995278, 7990556, 15981112]

約数ペア:

[(1, 15981112), (2, 7990556), (4, 3995278), (7, 2283016), (8, 1997639), (14, 1141508), (28, 570754), (56, 285377)]