81386123

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{52609}}^1$

素因数の和:52646

約数の個数: 16

約数和(自身を含む): 106061760

約数和(自身を除く): 24675637

約数列:

[1, 7, 13, 17, 91, 119, 221, 1547, 52609, 368263, 683917, 894353, 4787419, 6260471, 11626589, 81386123]

約数ペア:

[(1, 81386123), (7, 11626589), (13, 6260471), (17, 4787419), (91, 894353), (119, 683917), (221, 368263), (1547, 52609)]