12960081

素因数分解:

$3^4\times {\mathrm{160001}}^1$

素因数の和:160013

約数の個数: 10

約数和(自身を含む): 19360242

約数和(自身を除く): 6400161

約数列:

[1, 3, 9, 27, 81, 160001, 480003, 1440009, 4320027, 12960081]

約数ペア:

[(1, 12960081), (3, 4320027), (9, 1440009), (27, 480003), (81, 160001)]