45420021

素因数分解:

$3^4\times {\mathrm{137}}^1\times {\mathrm{4093}}^1$

素因数の和:4242

約数の個数: 20

約数和(自身を含む): 68361612

約数和(自身を除く): 22941591

約数列:

[1, 3, 9, 27, 81, 137, 411, 1233, 3699, 4093, 11097, 12279, 36837, 110511, 331533, 560741, 1682223, 5046669, 15140007, 45420021]

約数ペア:

[(1, 45420021), (3, 15140007), (9, 5046669), (27, 1682223), (81, 560741), (137, 331533), (411, 110511), (1233, 36837), (3699, 12279), (4093, 11097)]