170797977

素因数分解:

$3^4\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1871}}^1$

素因数の和:1920

約数の個数: 60

約数和(自身を含む): 309868416

約数和(自身を除く): 139070439

約数列:

[1, 3, 7, 9, 21, 23, 27, 49, 63, 69, 81, 147, 161, 189, 207, 441, 483, 567, 621, 1127, 1323, 1449, 1863, 1871, 3381, 3969, 4347, 5613, 10143, 13041, 13097, 16839, 30429, 39291, 43033, 50517, 91287, 91679, 117873, 129099, 151551, 275037, 301231, 353619, 387297, 825111, 903693, 1060857, 1161891, 2108617, 2475333, 2711079, 3485673, 6325851, 7425999, 8133237, 18977553, 24399711, 56932659, 170797977]

約数ペア:

[(1, 170797977), (3, 56932659), (7, 24399711), (9, 18977553), (21, 8133237), (23, 7425999), (27, 6325851), (49, 3485673), (63, 2711079), (69, 2475333), (81, 2108617), (147, 1161891), (161, 1060857), (189, 903693), (207, 825111), (441, 387297), (483, 353619), (567, 301231), (621, 275037), (1127, 151551), (1323, 129099), (1449, 117873), (1863, 91679), (1871, 91287), (3381, 50517), (3969, 43033), (4347, 39291), (5613, 30429), (10143, 16839), (13041, 13097)]