51123405

素因数分解:

$3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{26017}}^1$

素因数の和:26156

約数の個数: 16

約数和(自身を含む): 82425024

約数和(自身を除く): 31301619

約数列:

[1, 3, 5, 15, 131, 393, 655, 1965, 26017, 78051, 130085, 390255, 3408227, 10224681, 17041135, 51123405]

約数ペア:

[(1, 51123405), (3, 17041135), (5, 10224681), (15, 3408227), (131, 390255), (393, 130085), (655, 78051), (1965, 26017)]