87408867

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{320179}}^1$

素因数の和:320202

約数の個数: 16

約数和(自身を含む): 143440640

約数和(自身を除く): 56031773

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 320179, 960537, 2241253, 4162327, 6723759, 12486981, 29136289, 87408867]

約数ペア:

[(1, 87408867), (3, 29136289), (7, 12486981), (13, 6723759), (21, 4162327), (39, 2241253), (91, 960537), (273, 320179)]