31487145

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{123479}}^1$

素因数の和:123504

約数の個数: 16

約数和(自身を含む): 53343360

約数和(自身を除く): 21856215

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 123479, 370437, 617395, 1852185, 2099143, 6297429, 10495715, 31487145]

約数ペア:

[(1, 31487145), (3, 10495715), (5, 6297429), (15, 2099143), (17, 1852185), (51, 617395), (85, 370437), (255, 123479)]