426255

素因数分解:

$3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1$

素因数の和:346

約数の個数: 16

約数和(自身を含む): 690144

約数和(自身を除く): 263889

約数列:

[1, 3, 5, 15, 157, 181, 471, 543, 785, 905, 2355, 2715, 28417, 85251, 142085, 426255]

約数ペア:

[(1, 426255), (3, 142085), (5, 85251), (15, 28417), (157, 2715), (181, 2355), (471, 905), (543, 785)]