201708657

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{2447}}^1$

素因数の和:2570

約数の個数: 32

約数和(自身を含む): 310210560

約数和(自身を除く): 108501903

約数列:

[1, 3, 9, 27, 43, 71, 129, 213, 387, 639, 1161, 1917, 2447, 3053, 7341, 9159, 22023, 27477, 66069, 82431, 105221, 173737, 315663, 521211, 946989, 1563633, 2840967, 4690899, 7470691, 22412073, 67236219, 201708657]

約数ペア:

[(1, 201708657), (3, 67236219), (9, 22412073), (27, 7470691), (43, 4690899), (71, 2840967), (129, 1563633), (213, 946989), (387, 521211), (639, 315663), (1161, 173737), (1917, 105221), (2447, 82431), (3053, 66069), (7341, 27477), (9159, 22023)]