28095405

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{11083}}^1$

素因数の和:11117

約数の個数: 24

約数和(自身を含む): 48680928

約数和(自身を除く): 20585523

約数列:

[1, 3, 5, 13, 15, 39, 65, 169, 195, 507, 845, 2535, 11083, 33249, 55415, 144079, 166245, 432237, 720395, 1873027, 2161185, 5619081, 9365135, 28095405]

約数ペア:

[(1, 28095405), (3, 9365135), (5, 5619081), (13, 2161185), (15, 1873027), (39, 720395), (65, 432237), (169, 166245), (195, 144079), (507, 55415), (845, 33249), (2535, 11083)]