28341291

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{20947}}^1$

素因数の和:21002

約数の個数: 16

約数和(自身を含む): 42231168

約数和(自身を除く): 13889877

約数列:

[1, 3, 11, 33, 41, 123, 451, 1353, 20947, 62841, 230417, 691251, 858827, 2576481, 9447097, 28341291]

約数ペア:

[(1, 28341291), (3, 9447097), (11, 2576481), (33, 858827), (41, 691251), (123, 230417), (451, 62841), (1353, 20947)]