28819755

素因数分解:

$3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{10499}}^1$

素因数の和:10571

約数の個数: 24

約数和(自身を含む): 50778000

約数和(自身を除く): 21958245

約数列:

[1, 3, 5, 9, 15, 45, 61, 183, 305, 549, 915, 2745, 10499, 31497, 52495, 94491, 157485, 472455, 640439, 1921317, 3202195, 5763951, 9606585, 28819755]

約数ペア:

[(1, 28819755), (3, 9606585), (5, 5763951), (9, 3202195), (15, 1921317), (45, 640439), (61, 472455), (183, 157485), (305, 94491), (549, 52495), (915, 31497), (2745, 10499)]