23020179

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:156

約数の個数: 64

約数和(自身を含む): 40449024

約数和(自身を除く): 17428845

約数列:

[1, 3, 7, 13, 21, 37, 39, 43, 53, 91, 111, 129, 159, 259, 273, 301, 371, 481, 559, 689, 777, 903, 1113, 1443, 1591, 1677, 1961, 2067, 2279, 3367, 3913, 4773, 4823, 5883, 6837, 10101, 11137, 11739, 13727, 14469, 15953, 20683, 25493, 29627, 33411, 41181, 47859, 62049, 76479, 84323, 88881, 144781, 178451, 207389, 252969, 434343, 535353, 590261, 622167, 1096199, 1770783, 3288597, 7673393, 23020179]

約数ペア:

[(1, 23020179), (3, 7673393), (7, 3288597), (13, 1770783), (21, 1096199), (37, 622167), (39, 590261), (43, 535353), (53, 434343), (91, 252969), (111, 207389), (129, 178451), (159, 144781), (259, 88881), (273, 84323), (301, 76479), (371, 62049), (481, 47859), (559, 41181), (689, 33411), (777, 29627), (903, 25493), (1113, 20683), (1443, 15953), (1591, 14469), (1677, 13727), (1961, 11739), (2067, 11137), (2279, 10101), (3367, 6837), (3913, 5883), (4773, 4823)]