28928627

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{2971}}^1$

素因数の和:3098

約数の個数: 16

約数和(自身を含む): 35949312

約数和(自身を除く): 7020685

約数列:

[1, 7, 13, 91, 107, 749, 1391, 2971, 9737, 20797, 38623, 270361, 317897, 2225279, 4132661, 28928627]

約数ペア:

[(1, 28928627), (7, 4132661), (13, 2225279), (91, 317897), (107, 270361), (749, 38623), (1391, 20797), (2971, 9737)]