53720091

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{9341}}^1$

素因数の和:9424

約数の個数: 20

約数和(自身を含む): 81387504

約数和(自身を除く): 27667413

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 5751, 9341, 28023, 84069, 252207, 663211, 756621, 1989633, 5968899, 17906697, 53720091]

約数ペア:

[(1, 53720091), (3, 17906697), (9, 5968899), (27, 1989633), (71, 756621), (81, 663211), (213, 252207), (639, 84069), (1917, 28023), (5751, 9341)]