7880405

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2957}}^1$

素因数の和:3016

約数の個数: 16

約数和(自身を含む): 10435824

約数和(自身を除く): 2555419

約数列:

[1, 5, 13, 41, 65, 205, 533, 2665, 2957, 14785, 38441, 121237, 192205, 606185, 1576081, 7880405]

約数ペア:

[(1, 7880405), (5, 1576081), (13, 606185), (41, 192205), (65, 121237), (205, 38441), (533, 14785), (2665, 2957)]