81128724

素因数分解:

$2^2\times 3^1\times {\mathrm{6760727}}^1$

素因数の和:6760734

約数の個数: 12

約数和(自身を含む): 189300384

約数和(自身を除く): 108171660

約数列:

[1, 2, 3, 4, 6, 12, 6760727, 13521454, 20282181, 27042908, 40564362, 81128724]

約数ペア:

[(1, 81128724), (2, 40564362), (3, 27042908), (4, 20282181), (6, 13521454), (12, 6760727)]