31408239

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{457}}^1\times {\mathrm{739}}^1$

素因数の和:1230

約数の個数: 16

約数和(自身を含む): 43381760

約数和(自身を除く): 11973521

約数列:

[1, 3, 31, 93, 457, 739, 1371, 2217, 14167, 22909, 42501, 68727, 337723, 1013169, 10469413, 31408239]

約数ペア:

[(1, 31408239), (3, 10469413), (31, 1013169), (93, 337723), (457, 68727), (739, 42501), (1371, 22909), (2217, 14167)]