28704069

素因数分解:

$3^2\times {\mathrm{23}}^2\times {\mathrm{6029}}^1$

素因数の和:6081

約数の個数: 18

約数和(自身を含む): 43349670

約数和(自身を除く): 14645601

約数列:

[1, 3, 9, 23, 69, 207, 529, 1587, 4761, 6029, 18087, 54261, 138667, 416001, 1248003, 3189341, 9568023, 28704069]

約数ペア:

[(1, 28704069), (3, 9568023), (9, 3189341), (23, 1248003), (69, 416001), (207, 138667), (529, 54261), (1587, 18087), (4761, 6029)]