228977343

素因数分解:

$3^2\times 7^2\times {\mathrm{71}}^2\times {\mathrm{103}}^1$

素因数の和:265

約数の個数: 54

約数和(自身を含む): 394028232

約数和(自身を除く): 165050889

約数列:

[1, 3, 7, 9, 21, 49, 63, 71, 103, 147, 213, 309, 441, 497, 639, 721, 927, 1491, 2163, 3479, 4473, 5041, 5047, 6489, 7313, 10437, 15123, 15141, 21939, 31311, 35287, 45369, 45423, 51191, 65817, 105861, 153573, 247009, 317583, 358337, 460719, 519223, 741027, 1075011, 1557669, 2223081, 3225033, 3634561, 4673007, 10903683, 25441927, 32711049, 76325781, 228977343]

約数ペア:

[(1, 228977343), (3, 76325781), (7, 32711049), (9, 25441927), (21, 10903683), (49, 4673007), (63, 3634561), (71, 3225033), (103, 2223081), (147, 1557669), (213, 1075011), (309, 741027), (441, 519223), (497, 460719), (639, 358337), (721, 317583), (927, 247009), (1491, 153573), (2163, 105861), (3479, 65817), (4473, 51191), (5041, 45423), (5047, 45369), (6489, 35287), (7313, 31311), (10437, 21939), (15123, 15141)]