81321409

素因数分解:

${\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1\times {\mathrm{563}}^1$

素因数の和:888

約数の個数: 16

約数和(自身を含む): 90203904

約数和(自身を除く): 8882495

約数列:

[1, 13, 41, 271, 533, 563, 3523, 7319, 11111, 23083, 144443, 152573, 300079, 1983449, 6255493, 81321409]

約数ペア:

[(1, 81321409), (13, 6255493), (41, 1983449), (271, 300079), (533, 152573), (563, 144443), (3523, 23083), (7319, 11111)]