55263951

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{241}}^1$

素因数の和:421

約数の個数: 40

約数和(自身を含む): 87846000

約数和(自身を除く): 32582049

約数列:

[1, 3, 9, 19, 27, 57, 81, 149, 171, 241, 447, 513, 723, 1341, 1539, 2169, 2831, 4023, 4579, 6507, 8493, 12069, 13737, 19521, 25479, 35909, 41211, 76437, 107727, 123633, 229311, 323181, 370899, 682271, 969543, 2046813, 2908629, 6140439, 18421317, 55263951]

約数ペア:

[(1, 55263951), (3, 18421317), (9, 6140439), (19, 2908629), (27, 2046813), (57, 969543), (81, 682271), (149, 370899), (171, 323181), (241, 229311), (447, 123633), (513, 107727), (723, 76437), (1341, 41211), (1539, 35909), (2169, 25479), (2831, 19521), (4023, 13737), (4579, 12069), (6507, 8493)]