64806721

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{4241}}^1$

素因数の和:4344

約数の個数: 16

約数和(自身を含む): 77374080

約数和(自身を除く): 12567359

約数列:

[1, 7, 37, 59, 259, 413, 2183, 4241, 15281, 29687, 156917, 250219, 1098419, 1751533, 9258103, 64806721]

約数ペア:

[(1, 64806721), (7, 9258103), (37, 1751533), (59, 1098419), (259, 250219), (413, 156917), (2183, 29687), (4241, 15281)]