81243463

素因数分解:

$7^1\times {\mathrm{67}}^1\times {\mathrm{311}}^1\times {\mathrm{557}}^1$

素因数の和:942

約数の個数: 16

約数和(自身を含む): 94708224

約数和(自身を除く): 13464761

約数列:

[1, 7, 67, 311, 469, 557, 2177, 3899, 20837, 37319, 145859, 173227, 261233, 1212589, 11606209, 81243463]

約数ペア:

[(1, 81243463), (7, 11606209), (67, 1212589), (311, 261233), (469, 173227), (557, 145859), (2177, 37319), (3899, 20837)]