28357855

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{3217}}^1$

素因数の和:3306

約数の個数: 16

約数和(自身を含む): 35681184

約数和(自身を除く): 7323329

約数列:

[1, 5, 41, 43, 205, 215, 1763, 3217, 8815, 16085, 131897, 138331, 659485, 691655, 5671571, 28357855]

約数ペア:

[(1, 28357855), (5, 5671571), (41, 691655), (43, 659485), (205, 138331), (215, 131897), (1763, 16085), (3217, 8815)]