28313493

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{17707}}^1$

素因数の和:17764

約数の個数: 16

約数和(自身を含む): 41649216

約数和(自身を除く): 13335723

約数列:

[1, 3, 13, 39, 41, 123, 533, 1599, 17707, 53121, 230191, 690573, 725987, 2177961, 9437831, 28313493]

約数ペア:

[(1, 28313493), (3, 9437831), (13, 2177961), (39, 725987), (41, 690573), (123, 230191), (533, 53121), (1599, 17707)]