12985155

素因数分解:

$3^2\times 5^1\times {\mathrm{288559}}^1$

素因数の和:288570

約数の個数: 12

約数和(自身を含む): 22507680

約数和(自身を除く): 9522525

約数列:

[1, 3, 5, 9, 15, 45, 288559, 865677, 1442795, 2597031, 4328385, 12985155]

約数ペア:

[(1, 12985155), (3, 4328385), (5, 2597031), (9, 1442795), (15, 865677), (45, 288559)]