87561081

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{34871}}^1$

素因数の和:34914

約数の個数: 20

約数和(自身を含む): 135024384

約数和(自身を除く): 47463303

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 34871, 104613, 313839, 941517, 1081001, 2824551, 3243003, 9729009, 29187027, 87561081]

約数ペア:

[(1, 87561081), (3, 29187027), (9, 9729009), (27, 3243003), (31, 2824551), (81, 1081001), (93, 941517), (279, 313839), (837, 104613), (2511, 34871)]