28382913

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{80863}}^1$

素因数の和:80885

約数の個数: 16

約数和(自身を含む): 45283840

約数和(自身を除く): 16900927

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 80863, 242589, 727767, 1051219, 2183301, 3153657, 9460971, 28382913]

約数ペア:

[(1, 28382913), (3, 9460971), (9, 3153657), (13, 2183301), (27, 1051219), (39, 727767), (117, 242589), (351, 80863)]