86978277

素因数分解:

$3^2\times {\mathrm{139}}^1\times {\mathrm{251}}^1\times {\mathrm{277}}^1$

素因数の和:673

約数の個数: 24

約数和(自身を含む): 127501920

約数和(自身を除く): 40523643

約数列:

[1, 3, 9, 139, 251, 277, 417, 753, 831, 1251, 2259, 2493, 34889, 38503, 69527, 104667, 115509, 208581, 314001, 346527, 625743, 9664253, 28992759, 86978277]

約数ペア:

[(1, 86978277), (3, 28992759), (9, 9664253), (139, 625743), (251, 346527), (277, 314001), (417, 208581), (753, 115509), (831, 104667), (1251, 69527), (2259, 38503), (2493, 34889)]