25818615

素因数分解:

$3^3\times 5^1\times {\mathrm{191249}}^1$

素因数の和:191263

約数の個数: 16

約数和(自身を含む): 45900000

約数和(自身を除く): 20081385

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 191249, 573747, 956245, 1721241, 2868735, 5163723, 8606205, 25818615]

約数ペア:

[(1, 25818615), (3, 8606205), (5, 5163723), (9, 2868735), (15, 1721241), (27, 956245), (45, 573747), (135, 191249)]