28451995

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{3061}}^1$

素因数の和:3103

約数の個数: 24

約数和(自身を含む): 40344912

約数和(自身を除く): 11892917

約数列:

[1, 5, 11, 13, 55, 65, 143, 169, 715, 845, 1859, 3061, 9295, 15305, 33671, 39793, 168355, 198965, 437723, 517309, 2188615, 2586545, 5690399, 28451995]

約数ペア:

[(1, 28451995), (5, 5690399), (11, 2586545), (13, 2188615), (55, 517309), (65, 437723), (143, 198965), (169, 168355), (715, 39793), (845, 33671), (1859, 15305), (3061, 9295)]