28148755

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{2251}}^1$

素因数の和:2358

約数の個数: 16

約数和(自身を含む): 35185248

約数和(自身を除く): 7036493

約数列:

[1, 5, 41, 61, 205, 305, 2251, 2501, 11255, 12505, 92291, 137311, 461455, 686555, 5629751, 28148755]

約数ペア:

[(1, 28148755), (5, 5629751), (41, 686555), (61, 461455), (205, 137311), (305, 92291), (2251, 12505), (2501, 11255)]