8857215

素因数分解:

$3^3\times 5^1\times {\mathrm{65609}}^1$

素因数の和:65623

約数の個数: 16

約数和(自身を含む): 15746400

約数和(自身を除く): 6889185

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 65609, 196827, 328045, 590481, 984135, 1771443, 2952405, 8857215]

約数ペア:

[(1, 8857215), (3, 2952405), (5, 1771443), (9, 984135), (15, 590481), (27, 328045), (45, 196827), (135, 65609)]