31372578

素因数分解:

$2^1\times 3^2\times {\mathrm{139}}^1\times {\mathrm{12539}}^1$

素因数の和:12686

約数の個数: 24

約数和(自身を含む): 68468400

約数和(自身を除く): 37095822

約数列:

[1, 2, 3, 6, 9, 18, 139, 278, 417, 834, 1251, 2502, 12539, 25078, 37617, 75234, 112851, 225702, 1742921, 3485842, 5228763, 10457526, 15686289, 31372578]

約数ペア:

[(1, 31372578), (2, 15686289), (3, 10457526), (6, 5228763), (9, 3485842), (18, 1742921), (139, 225702), (278, 112851), (417, 75234), (834, 37617), (1251, 25078), (2502, 12539)]