256132017

素因数分解:

$3^3\times {\mathrm{2371}}^1\times {\mathrm{4001}}^1$

素因数の和:6381

約数の個数: 16

約数和(自身を含む): 379709760

約数和(自身を除く): 123577743

約数列:

[1, 3, 9, 27, 2371, 4001, 7113, 12003, 21339, 36009, 64017, 108027, 9486371, 28459113, 85377339, 256132017]

約数ペア:

[(1, 256132017), (3, 85377339), (9, 28459113), (27, 9486371), (2371, 108027), (4001, 64017), (7113, 36009), (12003, 21339)]