256298007

素因数分解:

$3^1\times 7^1\times {\mathrm{911}}^1\times {\mathrm{13397}}^1$

素因数の和:14318

約数の個数: 16

約数和(自身を含む): 391007232

約数和(自身を除く): 134709225

約数列:

[1, 3, 7, 21, 911, 2733, 6377, 13397, 19131, 40191, 93779, 281337, 12204667, 36614001, 85432669, 256298007]

約数ペア:

[(1, 256298007), (3, 85432669), (7, 36614001), (21, 12204667), (911, 281337), (2733, 93779), (6377, 40191), (13397, 19131)]