818353081

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{283}}^1\times {\mathrm{739}}^1$

素因数の和:1085

約数の個数: 32

約数和(自身を含む): 1035668480

約数和(自身を除く): 217315399

約数列:

[1, 7, 13, 43, 91, 283, 301, 559, 739, 1981, 3679, 3913, 5173, 9607, 12169, 25753, 31777, 67249, 85183, 158197, 209137, 222439, 413101, 1107379, 1463959, 2718781, 2891707, 8992891, 19031467, 62950237, 116907583, 818353081]

約数ペア:

[(1, 818353081), (7, 116907583), (13, 62950237), (43, 19031467), (91, 8992891), (283, 2891707), (301, 2718781), (559, 1463959), (739, 1107379), (1981, 413101), (3679, 222439), (3913, 209137), (5173, 158197), (9607, 85183), (12169, 67249), (25753, 31777)]