5390721

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2087}}^1$

素因数の和:2141

約数の個数: 24

約数和(自身を含む): 9120384

約数和(自身を除く): 3729663

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 287, 369, 861, 2087, 2583, 6261, 14609, 18783, 43827, 85567, 131481, 256701, 598969, 770103, 1796907, 5390721]

約数ペア:

[(1, 5390721), (3, 1796907), (7, 770103), (9, 598969), (21, 256701), (41, 131481), (63, 85567), (123, 43827), (287, 18783), (369, 14609), (861, 6261), (2087, 2583)]