18115317

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{4463}}^1$

素因数の和:4521

約数の個数: 24

約数和(自身を含む): 29248128

約数和(自身を除く): 11132811

約数列:

[1, 3, 9, 11, 33, 41, 99, 123, 369, 451, 1353, 4059, 4463, 13389, 40167, 49093, 147279, 182983, 441837, 548949, 1646847, 2012813, 6038439, 18115317]

約数ペア:

[(1, 18115317), (3, 6038439), (9, 2012813), (11, 1646847), (33, 548949), (41, 441837), (99, 182983), (123, 147279), (369, 49093), (451, 40167), (1353, 13389), (4059, 4463)]