7147905

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{28031}}^1$

素因数の和:28056

約数の個数: 16

約数和(自身を含む): 12109824

約数和(自身を除く): 4961919

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 28031, 84093, 140155, 420465, 476527, 1429581, 2382635, 7147905]

約数ペア:

[(1, 7147905), (3, 2382635), (5, 1429581), (15, 476527), (17, 420465), (51, 140155), (85, 84093), (255, 28031)]