28399059

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{80909}}^1$

素因数の和:80931

約数の個数: 16

約数和(自身を含む): 45309600

約数和(自身を除く): 16910541

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 80909, 242727, 728181, 1051817, 2184543, 3155451, 9466353, 28399059]

約数ペア:

[(1, 28399059), (3, 9466353), (9, 3155451), (13, 2184543), (27, 1051817), (39, 728181), (117, 242727), (351, 80909)]