78214239

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{122401}}^1$

素因数の和:122478

約数の個数: 12

約数和(自身を含む): 114568272

約数和(自身を除く): 36354033

約数列:

[1, 3, 9, 71, 213, 639, 122401, 367203, 1101609, 8690471, 26071413, 78214239]

約数ペア:

[(1, 78214239), (3, 26071413), (9, 8690471), (71, 1101609), (213, 367203), (639, 122401)]