18238329

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{239}}^1$

素因数の和:445

約数の個数: 24

約数和(自身を含む): 27081600

約数和(自身を除く): 8843271

約数列:

[1, 3, 9, 61, 139, 183, 239, 417, 549, 717, 1251, 2151, 8479, 14579, 25437, 33221, 43737, 76311, 99663, 131211, 298989, 2026481, 6079443, 18238329]

約数ペア:

[(1, 18238329), (3, 6079443), (9, 2026481), (61, 298989), (139, 131211), (183, 99663), (239, 76311), (417, 43737), (549, 33221), (717, 25437), (1251, 14579), (2151, 8479)]