78561621

素因数分解:

$3^2\times {\mathrm{1889}}^1\times {\mathrm{4621}}^1$

素因数の和:6516

約数の個数: 12

約数和(自身を含む): 113562540

約数和(自身を除く): 35000919

約数列:

[1, 3, 9, 1889, 4621, 5667, 13863, 17001, 41589, 8729069, 26187207, 78561621]

約数ペア:

[(1, 78561621), (3, 26187207), (9, 8729069), (1889, 41589), (4621, 17001), (5667, 13863)]