87857885

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{379}}^1\times {\mathrm{653}}^1$

素因数の和:1108

約数の個数: 16

約数和(自身を含む): 107360640

約数和(自身を除く): 19502755

約数列:

[1, 5, 71, 355, 379, 653, 1895, 3265, 26909, 46363, 134545, 231815, 247487, 1237435, 17571577, 87857885]

約数ペア:

[(1, 87857885), (5, 17571577), (71, 1237435), (355, 247487), (379, 231815), (653, 134545), (1895, 46363), (3265, 26909)]