81819738

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1$

素因数の和:297

約数の個数: 192

約数和(自身を含む): 251596800

約数和(自身を除く): 169777062

約数列:

[1, 2, 3, 6, 7, 9, 11, 13, 14, 18, 19, 21, 22, 26, 33, 38, 39, 42, 57, 63, 66, 77, 78, 91, 99, 114, 117, 126, 133, 143, 154, 171, 182, 198, 209, 231, 234, 239, 247, 266, 273, 286, 342, 399, 418, 429, 462, 478, 494, 546, 627, 693, 717, 741, 798, 819, 858, 1001, 1197, 1254, 1287, 1386, 1434, 1463, 1482, 1638, 1673, 1729, 1881, 2002, 2151, 2223, 2394, 2574, 2629, 2717, 2926, 3003, 3107, 3346, 3458, 3762, 4302, 4389, 4446, 4541, 5019, 5187, 5258, 5434, 6006, 6214, 7887, 8151, 8778, 9009, 9082, 9321, 10038, 10374, 13167, 13623, 15057, 15561, 15774, 16302, 18018, 18403, 18642, 19019, 21749, 23661, 24453, 26334, 27246, 27963, 30114, 31122, 31787, 34177, 36806, 38038, 40869, 43498, 47322, 48906, 49951, 55209, 55926, 57057, 59033, 63574, 65247, 68354, 81738, 95361, 99902, 102531, 110418, 114114, 118066, 130494, 149853, 165627, 171171, 177099, 190722, 195741, 205062, 239239, 286083, 299706, 307593, 331254, 342342, 349657, 354198, 391482, 413231, 449559, 478478, 531297, 572166, 615186, 649363, 699314, 717717, 826462, 899118, 1048971, 1062594, 1239693, 1298726, 1435434, 1948089, 2097942, 2153151, 2479386, 3146913, 3719079, 3896178, 4306302, 4545541, 5844267, 6293826, 7438158, 9091082, 11688534, 13636623, 27273246, 40909869, 81819738]

約数ペア:

[(1, 81819738), (2, 40909869), (3, 27273246), (6, 13636623), (7, 11688534), (9, 9091082), (11, 7438158), (13, 6293826), (14, 5844267), (18, 4545541), (19, 4306302), (21, 3896178), (22, 3719079), (26, 3146913), (33, 2479386), (38, 2153151), (39, 2097942), (42, 1948089), (57, 1435434), (63, 1298726), (66, 1239693), (77, 1062594), (78, 1048971), (91, 899118), (99, 826462), (114, 717717), (117, 699314), (126, 649363), (133, 615186), (143, 572166), (154, 531297), (171, 478478), (182, 449559), (198, 413231), (209, 391482), (231, 354198), (234, 349657), (239, 342342), (247, 331254), (266, 307593), (273, 299706), (286, 286083), (342, 239239), (399, 205062), (418, 195741), (429, 190722), (462, 177099), (478, 171171), (494, 165627), (546, 149853), (627, 130494), (693, 118066), (717, 114114), (741, 110418), (798, 102531), (819, 99902), (858, 95361), (1001, 81738), (1197, 68354), (1254, 65247), (1287, 63574), (1386, 59033), (1434, 57057), (1463, 55926), (1482, 55209), (1638, 49951), (1673, 48906), (1729, 47322), (1881, 43498), (2002, 40869), (2151, 38038), (2223, 36806), (2394, 34177), (2574, 31787), (2629, 31122), (2717, 30114), (2926, 27963), (3003, 27246), (3107, 26334), (3346, 24453), (3458, 23661), (3762, 21749), (4302, 19019), (4389, 18642), (4446, 18403), (4541, 18018), (5019, 16302), (5187, 15774), (5258, 15561), (5434, 15057), (6006, 13623), (6214, 13167), (7887, 10374), (8151, 10038), (8778, 9321), (9009, 9082)]