6640455

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{26041}}^1$

素因数の和:26066

約数の個数: 16

約数和(自身を含む): 11250144

約数和(自身を除く): 4609689

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 26041, 78123, 130205, 390615, 442697, 1328091, 2213485, 6640455]

約数ペア:

[(1, 6640455), (3, 2213485), (5, 1328091), (15, 442697), (17, 390615), (51, 130205), (85, 78123), (255, 26041)]