80993457

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{487}}^1\times {\mathrm{1087}}^1$

素因数の和:1597

約数の個数: 24

約数和(自身を含む): 124240896

約数和(自身を除く): 43247439

約数列:

[1, 3, 9, 17, 51, 153, 487, 1087, 1461, 3261, 4383, 8279, 9783, 18479, 24837, 55437, 74511, 166311, 529369, 1588107, 4764321, 8999273, 26997819, 80993457]

約数ペア:

[(1, 80993457), (3, 26997819), (9, 8999273), (17, 4764321), (51, 1588107), (153, 529369), (487, 166311), (1087, 74511), (1461, 55437), (3261, 24837), (4383, 18479), (8279, 9783)]