28620729

素因数分解:

$3^3\times {\mathrm{479}}^1\times {\mathrm{2213}}^1$

素因数の和:2701

約数の個数: 16

約数和(自身を含む): 42508800

約数和(自身を除く): 13888071

約数列:

[1, 3, 9, 27, 479, 1437, 2213, 4311, 6639, 12933, 19917, 59751, 1060027, 3180081, 9540243, 28620729]

約数ペア:

[(1, 28620729), (3, 9540243), (9, 3180081), (27, 1060027), (479, 59751), (1437, 19917), (2213, 12933), (4311, 6639)]