81253802

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{252341}}^1$

素因数の和:252373

約数の個数: 16

約数和(自身を含む): 145348992

約数和(自身を除く): 64095190

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 252341, 504682, 1766387, 3532774, 5803843, 11607686, 40626901, 81253802]

約数ペア:

[(1, 81253802), (2, 40626901), (7, 11607686), (14, 5803843), (23, 3532774), (46, 1766387), (161, 504682), (322, 252341)]