388634787

素因数分解:

$3^3\times {\mathrm{89}}^1\times {\mathrm{161729}}^1$

素因数の和:161827

約数の個数: 16

約数和(自身を含む): 582228000

約数和(自身を除く): 193593213

約数列:

[1, 3, 9, 27, 89, 267, 801, 2403, 161729, 485187, 1455561, 4366683, 14393881, 43181643, 129544929, 388634787]

約数ペア:

[(1, 388634787), (3, 129544929), (9, 43181643), (27, 14393881), (89, 4366683), (267, 1455561), (801, 485187), (2403, 161729)]