12731418

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:233

約数の個数: 80

約数和(自身を含む): 33221760

約数和(自身を除く): 20490342

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 103, 109, 126, 162, 189, 206, 218, 309, 327, 378, 567, 618, 654, 721, 763, 927, 981, 1134, 1442, 1526, 1854, 1962, 2163, 2289, 2781, 2943, 4326, 4578, 5562, 5886, 6489, 6867, 8343, 8829, 11227, 12978, 13734, 16686, 17658, 19467, 20601, 22454, 33681, 38934, 41202, 58401, 61803, 67362, 78589, 101043, 116802, 123606, 157178, 202086, 235767, 303129, 471534, 606258, 707301, 909387, 1414602, 1818774, 2121903, 4243806, 6365709, 12731418]

約数ペア:

[(1, 12731418), (2, 6365709), (3, 4243806), (6, 2121903), (7, 1818774), (9, 1414602), (14, 909387), (18, 707301), (21, 606258), (27, 471534), (42, 303129), (54, 235767), (63, 202086), (81, 157178), (103, 123606), (109, 116802), (126, 101043), (162, 78589), (189, 67362), (206, 61803), (218, 58401), (309, 41202), (327, 38934), (378, 33681), (567, 22454), (618, 20601), (654, 19467), (721, 17658), (763, 16686), (927, 13734), (981, 12978), (1134, 11227), (1442, 8829), (1526, 8343), (1854, 6867), (1962, 6489), (2163, 5886), (2289, 5562), (2781, 4578), (2943, 4326)]