26880579

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{30169}}^1$

素因数の和:30192

約数の個数: 20

約数和(自身を含む): 43806840

約数和(自身を除く): 16926261

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 30169, 90507, 271521, 331859, 814563, 995577, 2443689, 2986731, 8960193, 26880579]

約数ペア:

[(1, 26880579), (3, 8960193), (9, 2986731), (11, 2443689), (27, 995577), (33, 814563), (81, 331859), (99, 271521), (297, 90507), (891, 30169)]