1020161155

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{123581}}^1$

素因数の和:123726

約数の個数: 16

約数和(自身を含む): 1328753664

約数和(自身を除く): 308592509

約数列:

[1, 5, 13, 65, 127, 635, 1651, 8255, 123581, 617905, 1606553, 8032765, 15694787, 78473935, 204032231, 1020161155]

約数ペア:

[(1, 1020161155), (5, 204032231), (13, 78473935), (65, 15694787), (127, 8032765), (635, 1606553), (1651, 617905), (8255, 123581)]