128889279

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{563}}^1$

素因数の和:772

約数の個数: 32

約数和(自身を含む): 195820800

約数和(自身を除く): 66931521

約数列:

[1, 3, 9, 27, 61, 139, 183, 417, 549, 563, 1251, 1647, 1689, 3753, 5067, 8479, 15201, 25437, 34343, 76311, 78257, 103029, 228933, 234771, 309087, 704313, 927261, 2112939, 4773677, 14321031, 42963093, 128889279]

約数ペア:

[(1, 128889279), (3, 42963093), (9, 14321031), (27, 4773677), (61, 2112939), (139, 927261), (183, 704313), (417, 309087), (549, 234771), (563, 228933), (1251, 103029), (1647, 78257), (1689, 76311), (3753, 34343), (5067, 25437), (8479, 15201)]