86772721

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{7591}}^1$

素因数の和:7692

約数の個数: 16

約数和(自身を含む): 104951808

約数和(自身を除く): 18179087

約数列:

[1, 7, 23, 71, 161, 497, 1633, 7591, 11431, 53137, 174593, 538961, 1222151, 3772727, 12396103, 86772721]

約数ペア:

[(1, 86772721), (7, 12396103), (23, 3772727), (71, 1222151), (161, 538961), (497, 174593), (1633, 53137), (7591, 11431)]