16504479

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{5507}}^1$

素因数の和:5556

約数の個数: 20

約数和(自身を含む): 25325784

約数和(自身を除く): 8821305

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 999, 2997, 5507, 16521, 49563, 148689, 203759, 446067, 611277, 1833831, 5501493, 16504479]

約数ペア:

[(1, 16504479), (3, 5501493), (9, 1833831), (27, 611277), (37, 446067), (81, 203759), (111, 148689), (333, 49563), (999, 16521), (2997, 5507)]