2006821089

素因数分解:

$3^6\times 7^1\times {\mathrm{13}}^3\times {\mathrm{179}}^1$

素因数の和:243

約数の個数: 112

約数和(自身を含む): 3745929600

約数和(自身を除く): 1739108511

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 81, 91, 117, 169, 179, 189, 243, 273, 351, 507, 537, 567, 729, 819, 1053, 1183, 1253, 1521, 1611, 1701, 2197, 2327, 2457, 3159, 3549, 3759, 4563, 4833, 5103, 6591, 6981, 7371, 9477, 10647, 11277, 13689, 14499, 15379, 16289, 19773, 20943, 22113, 30251, 31941, 33831, 41067, 43497, 46137, 48867, 59319, 62829, 66339, 90753, 95823, 101493, 123201, 130491, 138411, 146601, 177957, 188487, 211757, 272259, 287469, 304479, 393263, 415233, 439803, 533871, 565461, 635271, 816777, 862407, 913437, 1179789, 1245699, 1319409, 1601613, 1696383, 1905813, 2450331, 2752841, 3539367, 3737097, 3958227, 5717439, 7350993, 8258523, 10618101, 11211291, 11874681, 17152317, 22052979, 24775569, 31854303, 51456951, 74326707, 95562909, 154370853, 222980121, 286688727, 668940363, 2006821089]

約数ペア:

[(1, 2006821089), (3, 668940363), (7, 286688727), (9, 222980121), (13, 154370853), (21, 95562909), (27, 74326707), (39, 51456951), (63, 31854303), (81, 24775569), (91, 22052979), (117, 17152317), (169, 11874681), (179, 11211291), (189, 10618101), (243, 8258523), (273, 7350993), (351, 5717439), (507, 3958227), (537, 3737097), (567, 3539367), (729, 2752841), (819, 2450331), (1053, 1905813), (1183, 1696383), (1253, 1601613), (1521, 1319409), (1611, 1245699), (1701, 1179789), (2197, 913437), (2327, 862407), (2457, 816777), (3159, 635271), (3549, 565461), (3759, 533871), (4563, 439803), (4833, 415233), (5103, 393263), (6591, 304479), (6981, 287469), (7371, 272259), (9477, 211757), (10647, 188487), (11277, 177957), (13689, 146601), (14499, 138411), (15379, 130491), (16289, 123201), (19773, 101493), (20943, 95823), (22113, 90753), (30251, 66339), (31941, 62829), (33831, 59319), (41067, 48867), (43497, 46137)]