9121203

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:113

約数の個数: 72

約数和(自身を含む): 17345328

約数和(自身を除く): 8224125

約数列:

[1, 3, 7, 9, 13, 21, 37, 39, 43, 49, 63, 91, 111, 117, 129, 147, 259, 273, 301, 333, 387, 441, 481, 559, 637, 777, 819, 903, 1443, 1591, 1677, 1813, 1911, 2107, 2331, 2709, 3367, 3913, 4329, 4773, 5031, 5439, 5733, 6321, 10101, 11137, 11739, 14319, 16317, 18963, 20683, 23569, 27391, 30303, 33411, 35217, 62049, 70707, 77959, 82173, 100233, 144781, 186147, 212121, 233877, 246519, 434343, 701631, 1013467, 1303029, 3040401, 9121203]

約数ペア:

[(1, 9121203), (3, 3040401), (7, 1303029), (9, 1013467), (13, 701631), (21, 434343), (37, 246519), (39, 233877), (43, 212121), (49, 186147), (63, 144781), (91, 100233), (111, 82173), (117, 77959), (129, 70707), (147, 62049), (259, 35217), (273, 33411), (301, 30303), (333, 27391), (387, 23569), (441, 20683), (481, 18963), (559, 16317), (637, 14319), (777, 11739), (819, 11137), (903, 10101), (1443, 6321), (1591, 5733), (1677, 5439), (1813, 5031), (1911, 4773), (2107, 4329), (2331, 3913), (2709, 3367)]