6688638

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:150

約数の個数: 72

約数和(自身を含む): 16556904

約数和(自身を除く): 9868266

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 37, 66, 74, 83, 99, 111, 121, 166, 198, 222, 242, 249, 333, 363, 407, 498, 666, 726, 747, 814, 913, 1089, 1221, 1494, 1826, 2178, 2442, 2739, 3071, 3663, 4477, 5478, 6142, 7326, 8217, 8954, 9213, 10043, 13431, 16434, 18426, 20086, 26862, 27639, 30129, 33781, 40293, 55278, 60258, 67562, 80586, 90387, 101343, 180774, 202686, 304029, 371591, 608058, 743182, 1114773, 2229546, 3344319, 6688638]

約数ペア:

[(1, 6688638), (2, 3344319), (3, 2229546), (6, 1114773), (9, 743182), (11, 608058), (18, 371591), (22, 304029), (33, 202686), (37, 180774), (66, 101343), (74, 90387), (83, 80586), (99, 67562), (111, 60258), (121, 55278), (166, 40293), (198, 33781), (222, 30129), (242, 27639), (249, 26862), (333, 20086), (363, 18426), (407, 16434), (498, 13431), (666, 10043), (726, 9213), (747, 8954), (814, 8217), (913, 7326), (1089, 6142), (1221, 5478), (1494, 4477), (1826, 3663), (2178, 3071), (2442, 2739)]