82997905

素因数分解:

$5^1\times {\mathrm{151}}^1\times {\mathrm{211}}^1\times {\mathrm{521}}^1$

素因数の和:888

約数の個数: 16

約数和(自身を含む): 100925568

約数和(自身を除く): 17927663

約数列:

[1, 5, 151, 211, 521, 755, 1055, 2605, 31861, 78671, 109931, 159305, 393355, 549655, 16599581, 82997905]

約数ペア:

[(1, 82997905), (5, 16599581), (151, 549655), (211, 393355), (521, 159305), (755, 109931), (1055, 78671), (2605, 31861)]