81619461

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:164

約数の個数: 96

約数和(自身を含む): 157301760

約数和(自身を除く): 75682299

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 43, 63, 77, 83, 99, 121, 129, 189, 231, 249, 297, 301, 363, 387, 473, 581, 693, 747, 847, 903, 913, 1089, 1161, 1419, 1743, 2079, 2241, 2541, 2709, 2739, 3267, 3311, 3569, 4257, 5203, 5229, 6391, 7623, 8127, 8217, 9933, 10043, 10707, 12771, 15609, 15687, 19173, 22869, 24651, 24983, 29799, 30129, 32121, 36421, 39259, 46827, 57519, 70301, 74949, 89397, 90387, 96363, 109263, 117777, 140481, 172557, 210903, 224847, 271161, 274813, 327789, 353331, 431849, 632709, 674541, 824439, 983367, 1059993, 1295547, 1898127, 2473317, 3022943, 3886641, 7419951, 9068829, 11659923, 27206487, 81619461]

約数ペア:

[(1, 81619461), (3, 27206487), (7, 11659923), (9, 9068829), (11, 7419951), (21, 3886641), (27, 3022943), (33, 2473317), (43, 1898127), (63, 1295547), (77, 1059993), (83, 983367), (99, 824439), (121, 674541), (129, 632709), (189, 431849), (231, 353331), (249, 327789), (297, 274813), (301, 271161), (363, 224847), (387, 210903), (473, 172557), (581, 140481), (693, 117777), (747, 109263), (847, 96363), (903, 90387), (913, 89397), (1089, 74949), (1161, 70301), (1419, 57519), (1743, 46827), (2079, 39259), (2241, 36421), (2541, 32121), (2709, 30129), (2739, 29799), (3267, 24983), (3311, 24651), (3569, 22869), (4257, 19173), (5203, 15687), (5229, 15609), (6391, 12771), (7623, 10707), (8127, 10043), (8217, 9933)]