81996894

素因数分解:

$2^1\times 3^3\times 7^3\times {\mathrm{19}}^1\times {\mathrm{233}}^1$

素因数の和:284

約数の個数: 128

約数和(自身を含む): 224640000

約数和(自身を除く): 142643106

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 38, 42, 49, 54, 57, 63, 98, 114, 126, 133, 147, 171, 189, 233, 266, 294, 342, 343, 378, 399, 441, 466, 513, 686, 699, 798, 882, 931, 1026, 1029, 1197, 1323, 1398, 1631, 1862, 2058, 2097, 2394, 2646, 2793, 3087, 3262, 3591, 4194, 4427, 4893, 5586, 6174, 6291, 6517, 7182, 8379, 8854, 9261, 9786, 11417, 12582, 13034, 13281, 14679, 16758, 18522, 19551, 22834, 25137, 26562, 29358, 30989, 34251, 39102, 39843, 44037, 50274, 58653, 61978, 68502, 79686, 79919, 88074, 92967, 102753, 117306, 119529, 159838, 175959, 185934, 205506, 216923, 239058, 239757, 278901, 308259, 351918, 433846, 479514, 557802, 616518, 650769, 719271, 836703, 1301538, 1438542, 1518461, 1673406, 1952307, 2157813, 3036922, 3904614, 4315626, 4555383, 5856921, 9110766, 11713842, 13666149, 27332298, 40998447, 81996894]

約数ペア:

[(1, 81996894), (2, 40998447), (3, 27332298), (6, 13666149), (7, 11713842), (9, 9110766), (14, 5856921), (18, 4555383), (19, 4315626), (21, 3904614), (27, 3036922), (38, 2157813), (42, 1952307), (49, 1673406), (54, 1518461), (57, 1438542), (63, 1301538), (98, 836703), (114, 719271), (126, 650769), (133, 616518), (147, 557802), (171, 479514), (189, 433846), (233, 351918), (266, 308259), (294, 278901), (342, 239757), (343, 239058), (378, 216923), (399, 205506), (441, 185934), (466, 175959), (513, 159838), (686, 119529), (699, 117306), (798, 102753), (882, 92967), (931, 88074), (1026, 79919), (1029, 79686), (1197, 68502), (1323, 61978), (1398, 58653), (1631, 50274), (1862, 44037), (2058, 39843), (2097, 39102), (2394, 34251), (2646, 30989), (2793, 29358), (3087, 26562), (3262, 25137), (3591, 22834), (4194, 19551), (4427, 18522), (4893, 16758), (5586, 14679), (6174, 13281), (6291, 13034), (6517, 12582), (7182, 11417), (8379, 9786), (8854, 9261)]