28357270

素因数分解:

$2^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{15667}}^1$

素因数の和:15855

約数の個数: 16

約数和(自身を含む): 51328368

約数和(自身を除く): 22971098

約数列:

[1, 2, 5, 10, 181, 362, 905, 1810, 15667, 31334, 78335, 156670, 2835727, 5671454, 14178635, 28357270]

約数ペア:

[(1, 28357270), (2, 14178635), (5, 5671454), (10, 2835727), (181, 156670), (362, 78335), (905, 31334), (1810, 15667)]