51331509

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{26777}}^1$

素因数の和:26857

約数の個数: 16

約数和(自身を含む): 77120640

約数和(自身を除く): 25789131

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 26777, 80331, 240993, 722979, 1901167, 5703501, 17110503, 51331509]

約数ペア:

[(1, 51331509), (3, 17110503), (9, 5703501), (27, 1901167), (71, 722979), (213, 240993), (639, 80331), (1917, 26777)]