28212489

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{14717}}^1$

素因数の和:14797

約数の個数: 16

約数和(自身を含む): 42387840

約数和(自身を除く): 14175351

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 14717, 44151, 132453, 397359, 1044907, 3134721, 9404163, 28212489]

約数ペア:

[(1, 28212489), (3, 9404163), (9, 3134721), (27, 1044907), (71, 397359), (213, 132453), (639, 44151), (1917, 14717)]