71252321

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{3719}}^1$

素因数の和:3773

約数の個数: 24

約数和(自身を含む): 91601280

約数和(自身を除く): 20348959

約数列:

[1, 7, 17, 23, 49, 119, 161, 391, 833, 1127, 2737, 3719, 19159, 26033, 63223, 85537, 182231, 442561, 598759, 1454129, 3097927, 4191313, 10178903, 71252321]

約数ペア:

[(1, 71252321), (7, 10178903), (17, 4191313), (23, 3097927), (49, 1454129), (119, 598759), (161, 442561), (391, 182231), (833, 85537), (1127, 63223), (2737, 26033), (3719, 19159)]