678889143

素因数分解:

$3^2\times {\mathrm{1117}}^1\times {\mathrm{67531}}^1$

素因数の和:68654

約数の個数: 12

約数和(自身を含む): 981510088

約数和(自身を除く): 302620945

約数列:

[1, 3, 9, 1117, 3351, 10053, 67531, 202593, 607779, 75432127, 226296381, 678889143]

約数ペア:

[(1, 678889143), (3, 226296381), (9, 75432127), (1117, 607779), (3351, 202593), (10053, 67531)]