68039355

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{266821}}^1$

素因数の和:266846

約数の個数: 16

約数和(自身を含む): 115267104

約数和(自身を除く): 47227749

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 266821, 800463, 1334105, 4002315, 4535957, 13607871, 22679785, 68039355]

約数ペア:

[(1, 68039355), (3, 22679785), (5, 13607871), (15, 4535957), (17, 4002315), (51, 1334105), (85, 800463), (255, 266821)]