13210405

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{4957}}^1$

素因数の和:5016

約数の個数: 16

約数和(自身を含む): 17491824

約数和(自身を除く): 4281419

約数列:

[1, 5, 13, 41, 65, 205, 533, 2665, 4957, 24785, 64441, 203237, 322205, 1016185, 2642081, 13210405]

約数ペア:

[(1, 13210405), (5, 2642081), (13, 1016185), (41, 322205), (65, 203237), (205, 64441), (533, 24785), (2665, 4957)]