205540455

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{806041}}^1$

素因数の和:806066

約数の個数: 16

約数和(自身を含む): 348210144

約数和(自身を除く): 142669689

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 806041, 2418123, 4030205, 12090615, 13702697, 41108091, 68513485, 205540455]

約数ペア:

[(1, 205540455), (3, 68513485), (5, 41108091), (15, 13702697), (17, 12090615), (51, 4030205), (85, 2418123), (255, 806041)]