1566981339

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{2381}}^1$

素因数の和:2457

約数の個数: 72

約数和(自身を含む): 2744807184

約数和(自身を除く): 1177825845

約数列:

[1, 3, 7, 11, 21, 33, 37, 49, 77, 111, 121, 147, 231, 259, 363, 407, 539, 777, 847, 1221, 1617, 1813, 2381, 2541, 2849, 4477, 5439, 5929, 7143, 8547, 13431, 16667, 17787, 19943, 26191, 31339, 50001, 59829, 78573, 88097, 94017, 116669, 183337, 219373, 264291, 288101, 350007, 550011, 616679, 658119, 864303, 969067, 1283359, 1850037, 2016707, 2907201, 3850077, 4316753, 6050121, 6783469, 10659737, 12950259, 14116949, 20350407, 31979211, 42350847, 47484283, 74618159, 142452849, 223854477, 522327113, 1566981339]

約数ペア:

[(1, 1566981339), (3, 522327113), (7, 223854477), (11, 142452849), (21, 74618159), (33, 47484283), (37, 42350847), (49, 31979211), (77, 20350407), (111, 14116949), (121, 12950259), (147, 10659737), (231, 6783469), (259, 6050121), (363, 4316753), (407, 3850077), (539, 2907201), (777, 2016707), (847, 1850037), (1221, 1283359), (1617, 969067), (1813, 864303), (2381, 658119), (2541, 616679), (2849, 550011), (4477, 350007), (5439, 288101), (5929, 264291), (7143, 219373), (8547, 183337), (13431, 116669), (16667, 94017), (17787, 88097), (19943, 78573), (26191, 59829), (31339, 50001)]