28147041

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{80191}}^1$

素因数の和:80213

約数の個数: 16

約数和(自身を含む): 44907520

約数和(自身を除く): 16760479

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 80191, 240573, 721719, 1042483, 2165157, 3127449, 9382347, 28147041]

約数ペア:

[(1, 28147041), (3, 9382347), (9, 3127449), (13, 2165157), (27, 1042483), (39, 721719), (117, 240573), (351, 80191)]