12985284

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{337}}^1$

素因数の和:389

約数の個数: 72

約数和(自身を含む): 34638240

約数和(自身を除く): 21652956

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 169, 228, 247, 337, 338, 494, 507, 674, 676, 741, 988, 1011, 1014, 1348, 1482, 2022, 2028, 2964, 3211, 4044, 4381, 6403, 6422, 8762, 9633, 12806, 12844, 13143, 17524, 19209, 19266, 25612, 26286, 38418, 38532, 52572, 56953, 76836, 83239, 113906, 166478, 170859, 227812, 249717, 332956, 341718, 499434, 683436, 998868, 1082107, 2164214, 3246321, 4328428, 6492642, 12985284]

約数ペア:

[(1, 12985284), (2, 6492642), (3, 4328428), (4, 3246321), (6, 2164214), (12, 1082107), (13, 998868), (19, 683436), (26, 499434), (38, 341718), (39, 332956), (52, 249717), (57, 227812), (76, 170859), (78, 166478), (114, 113906), (156, 83239), (169, 76836), (228, 56953), (247, 52572), (337, 38532), (338, 38418), (494, 26286), (507, 25612), (674, 19266), (676, 19209), (741, 17524), (988, 13143), (1011, 12844), (1014, 12806), (1348, 9633), (1482, 8762), (2022, 6422), (2028, 6403), (2964, 4381), (3211, 4044)]