28202427

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{2521}}^1$

素因数の和:2651

約数の個数: 24

約数和(自身を含む): 44851248

約数和(自身を除く): 16648821

約数列:

[1, 3, 9, 11, 33, 99, 113, 339, 1017, 1243, 2521, 3729, 7563, 11187, 22689, 27731, 83193, 249579, 284873, 854619, 2563857, 3133603, 9400809, 28202427]

約数ペア:

[(1, 28202427), (3, 9400809), (9, 3133603), (11, 2563857), (33, 854619), (99, 284873), (113, 249579), (339, 83193), (1017, 27731), (1243, 22689), (2521, 11187), (3729, 7563)]