200719911

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{1307}}^1$

素因数の和:1491

約数の個数: 32

約数和(自身を含む): 313417728

約数和(自身を除く): 112697817

約数列:

[1, 3, 7, 21, 71, 103, 213, 309, 497, 721, 1307, 1491, 2163, 3921, 7313, 9149, 21939, 27447, 51191, 92797, 134621, 153573, 278391, 403863, 649579, 942347, 1948737, 2827041, 9558091, 28674273, 66906637, 200719911]

約数ペア:

[(1, 200719911), (3, 66906637), (7, 28674273), (21, 9558091), (71, 2827041), (103, 1948737), (213, 942347), (309, 649579), (497, 403863), (721, 278391), (1307, 153573), (1491, 134621), (2163, 92797), (3921, 51191), (7313, 27447), (9149, 21939)]