51687999

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{27479}}^1$

素因数の和:27515

約数の個数: 24

約数和(自身を含む): 85737600

約数和(自身を除く): 34049601

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 171, 209, 627, 1881, 27479, 82437, 247311, 302269, 522101, 906807, 1566303, 2720421, 4698909, 5743111, 17229333, 51687999]

約数ペア:

[(1, 51687999), (3, 17229333), (9, 5743111), (11, 4698909), (19, 2720421), (33, 1566303), (57, 906807), (99, 522101), (171, 302269), (209, 247311), (627, 82437), (1881, 27479)]