489355218

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{83}}^1\times {\mathrm{2707}}^1$

素因数の和:2820

約数の個数: 72

約数和(自身を含む): 1179897264

約数和(自身を除く): 690542046

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 83, 99, 121, 166, 198, 242, 249, 363, 498, 726, 747, 913, 1089, 1494, 1826, 2178, 2707, 2739, 5414, 5478, 8121, 8217, 10043, 16242, 16434, 20086, 24363, 29777, 30129, 48726, 59554, 60258, 89331, 90387, 178662, 180774, 224681, 267993, 327547, 449362, 535986, 655094, 674043, 982641, 1348086, 1965282, 2022129, 2471491, 2947923, 4044258, 4942982, 5895846, 7414473, 14828946, 22243419, 27186401, 44486838, 54372802, 81559203, 163118406, 244677609, 489355218]

約数ペア:

[(1, 489355218), (2, 244677609), (3, 163118406), (6, 81559203), (9, 54372802), (11, 44486838), (18, 27186401), (22, 22243419), (33, 14828946), (66, 7414473), (83, 5895846), (99, 4942982), (121, 4044258), (166, 2947923), (198, 2471491), (242, 2022129), (249, 1965282), (363, 1348086), (498, 982641), (726, 674043), (747, 655094), (913, 535986), (1089, 449362), (1494, 327547), (1826, 267993), (2178, 224681), (2707, 180774), (2739, 178662), (5414, 90387), (5478, 89331), (8121, 60258), (8217, 59554), (10043, 48726), (16242, 30129), (16434, 29777), (20086, 24363)]