1551491361

素因数分解:

$3^3\times 7^2\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{199}}^1$

素因数の和:376

約数の個数: 96

約数和(自身を含む): 2757888000

約数和(自身を除く): 1206396639

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 71, 83, 147, 189, 199, 213, 249, 441, 497, 581, 597, 639, 747, 1323, 1393, 1491, 1743, 1791, 1917, 2241, 3479, 4067, 4179, 4473, 5229, 5373, 5893, 9751, 10437, 12201, 12537, 13419, 14129, 15687, 16517, 17679, 29253, 31311, 36603, 37611, 41251, 42387, 49551, 53037, 87759, 93933, 98903, 109809, 115619, 123753, 127161, 148653, 159111, 263277, 288757, 296709, 346857, 371259, 381483, 445959, 692321, 809333, 866271, 890127, 1040571, 1113777, 1172707, 2076963, 2427999, 2598813, 2670381, 3121713, 3518121, 6230889, 7283997, 7796439, 8208949, 10554363, 18692667, 21851991, 24626847, 31663089, 57462643, 73880541, 172387929, 221641623, 517163787, 1551491361]

約数ペア:

[(1, 1551491361), (3, 517163787), (7, 221641623), (9, 172387929), (21, 73880541), (27, 57462643), (49, 31663089), (63, 24626847), (71, 21851991), (83, 18692667), (147, 10554363), (189, 8208949), (199, 7796439), (213, 7283997), (249, 6230889), (441, 3518121), (497, 3121713), (581, 2670381), (597, 2598813), (639, 2427999), (747, 2076963), (1323, 1172707), (1393, 1113777), (1491, 1040571), (1743, 890127), (1791, 866271), (1917, 809333), (2241, 692321), (3479, 445959), (4067, 381483), (4179, 371259), (4473, 346857), (5229, 296709), (5373, 288757), (5893, 263277), (9751, 159111), (10437, 148653), (12201, 127161), (12537, 123753), (13419, 115619), (14129, 109809), (15687, 98903), (16517, 93933), (17679, 87759), (29253, 53037), (31311, 49551), (36603, 42387), (37611, 41251)]