81568591

素因数分解:

${\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{211}}^1\times {\mathrm{227}}^1$

素因数の和:582

約数の個数: 16

約数和(自身を含む): 89324928

約数和(自身を除く): 7756337

約数列:

[1, 13, 131, 211, 227, 1703, 2743, 2951, 27641, 29737, 47897, 359333, 386581, 622661, 6274507, 81568591]

約数ペア:

[(1, 81568591), (13, 6274507), (131, 622661), (211, 386581), (227, 359333), (1703, 47897), (2743, 29737), (2951, 27641)]