28327767

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{4013}}^1$

素因数の和:4210

約数の個数: 16

約数和(自身を含む): 40910688

約数和(自身を除く): 12582921

約数列:

[1, 3, 13, 39, 181, 543, 2353, 4013, 7059, 12039, 52169, 156507, 726353, 2179059, 9442589, 28327767]

約数ペア:

[(1, 28327767), (3, 9442589), (13, 2179059), (39, 726353), (181, 156507), (543, 52169), (2353, 12039), (4013, 7059)]