897720159

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{277}}^1$

素因数の和:464

約数の個数: 64

約数和(自身を含む): 1457662976

約数和(自身を除く): 559942817

約数列:

[1, 3, 7, 21, 37, 43, 97, 111, 129, 259, 277, 291, 301, 679, 777, 831, 903, 1591, 1939, 2037, 3589, 4171, 4773, 5817, 10249, 10767, 11137, 11911, 12513, 25123, 26869, 29197, 30747, 33411, 35733, 71743, 75369, 80607, 83377, 87591, 154327, 188083, 215229, 250131, 440707, 462981, 564249, 994153, 1080289, 1155367, 1322121, 2982459, 3084949, 3240867, 3466101, 6959071, 8087569, 9254847, 20877213, 24262707, 42748579, 128245737, 299240053, 897720159]

約数ペア:

[(1, 897720159), (3, 299240053), (7, 128245737), (21, 42748579), (37, 24262707), (43, 20877213), (97, 9254847), (111, 8087569), (129, 6959071), (259, 3466101), (277, 3240867), (291, 3084949), (301, 2982459), (679, 1322121), (777, 1155367), (831, 1080289), (903, 994153), (1591, 564249), (1939, 462981), (2037, 440707), (3589, 250131), (4171, 215229), (4773, 188083), (5817, 154327), (10249, 87591), (10767, 83377), (11137, 80607), (11911, 75369), (12513, 71743), (25123, 35733), (26869, 33411), (29197, 30747)]