56289327

素因数分解:

$3^1\times {\mathrm{137}}^1\times {\mathrm{151}}^1\times {\mathrm{907}}^1$

素因数の和:1198

約数の個数: 16

約数和(自身を含む): 76184832

約数和(自身を除く): 19895505

約数列:

[1, 3, 137, 151, 411, 453, 907, 2721, 20687, 62061, 124259, 136957, 372777, 410871, 18763109, 56289327]

約数ペア:

[(1, 56289327), (3, 18763109), (137, 410871), (151, 372777), (411, 136957), (453, 124259), (907, 62061), (2721, 20687)]