12166749

素因数分解:

$3^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{587}}^1$

素因数の和:654

約数の個数: 36

約数和(自身を含む): 20913984

約数和(自身を除く): 8747235

約数列:

[1, 3, 7, 9, 21, 47, 49, 63, 141, 147, 329, 423, 441, 587, 987, 1761, 2303, 2961, 4109, 5283, 6909, 12327, 20727, 27589, 28763, 36981, 82767, 86289, 193123, 248301, 258867, 579369, 1351861, 1738107, 4055583, 12166749]

約数ペア:

[(1, 12166749), (3, 4055583), (7, 1738107), (9, 1351861), (21, 579369), (47, 258867), (49, 248301), (63, 193123), (141, 86289), (147, 82767), (329, 36981), (423, 28763), (441, 27589), (587, 20727), (987, 12327), (1761, 6909), (2303, 5283), (2961, 4109)]