7813221

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{2251}}^1$

素因数の和:2356

約数の個数: 16

約数和(自身を含む): 11350080

約数和(自身を除く): 3536859

約数列:

[1, 3, 13, 39, 89, 267, 1157, 2251, 3471, 6753, 29263, 87789, 200339, 601017, 2604407, 7813221]

約数ペア:

[(1, 7813221), (3, 2604407), (13, 601017), (39, 200339), (89, 87789), (267, 29263), (1157, 6753), (2251, 3471)]