61404399

素因数分解:

$3^8\times 7^2\times {\mathrm{191}}^1$

素因数の和:229

約数の個数: 54

約数和(自身を含む): 107699904

約数和(自身を除く): 46295505

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 191, 243, 441, 567, 573, 729, 1323, 1337, 1701, 1719, 2187, 3969, 4011, 5103, 5157, 6561, 9359, 11907, 12033, 15309, 15471, 28077, 35721, 36099, 45927, 46413, 84231, 107163, 108297, 139239, 252693, 321489, 324891, 417717, 758079, 974673, 1253151, 2274237, 2924019, 6822711, 8772057, 20468133, 61404399]

約数ペア:

[(1, 61404399), (3, 20468133), (7, 8772057), (9, 6822711), (21, 2924019), (27, 2274237), (49, 1253151), (63, 974673), (81, 758079), (147, 417717), (189, 324891), (191, 321489), (243, 252693), (441, 139239), (567, 108297), (573, 107163), (729, 84231), (1323, 46413), (1337, 45927), (1701, 36099), (1719, 35721), (2187, 28077), (3969, 15471), (4011, 15309), (5103, 12033), (5157, 11907), (6561, 9359)]