25804485

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{81919}}^1$

素因数の和:81937

約数の個数: 24

約数和(自身を含む): 51118080

約数和(自身を除く): 25313595

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 81919, 245757, 409595, 573433, 737271, 1228785, 1720299, 2867165, 3686355, 5160897, 8601495, 25804485]

約数ペア:

[(1, 25804485), (3, 8601495), (5, 5160897), (7, 3686355), (9, 2867165), (15, 1720299), (21, 1228785), (35, 737271), (45, 573433), (63, 409595), (105, 245757), (315, 81919)]