28791489

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{3119}}^1$

素因数の和:3320

約数の個数: 16

約数和(自身を含む): 40884480

約数和(自身を除く): 12092991

約数列:

[1, 3, 17, 51, 181, 543, 3077, 3119, 9231, 9357, 53023, 159069, 564539, 1693617, 9597163, 28791489]

約数ペア:

[(1, 28791489), (3, 9597163), (17, 1693617), (51, 564539), (181, 159069), (543, 53023), (3077, 9357), (3119, 9231)]