28207413

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{80363}}^1$

素因数の和:80385

約数の個数: 16

約数和(自身を含む): 45003840

約数和(自身を除く): 16796427

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 80363, 241089, 723267, 1044719, 2169801, 3134157, 9402471, 28207413]

約数ペア:

[(1, 28207413), (3, 9402471), (9, 3134157), (13, 2169801), (27, 1044719), (39, 723267), (117, 241089), (351, 80363)]