80814741

素因数分解:

$3^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{21499}}^1$

素因数の和:21688

約数の個数: 16

約数和(自身を含む): 123840000

約数和(自身を除く): 43025259

約数列:

[1, 3, 7, 21, 179, 537, 1253, 3759, 21499, 64497, 150493, 451479, 3848321, 11544963, 26938247, 80814741]

約数ペア:

[(1, 80814741), (3, 26938247), (7, 11544963), (21, 3848321), (179, 451479), (537, 150493), (1253, 64497), (3759, 21499)]