1380804543

素因数分解:

$3^3\times {\mathrm{661}}^1\times {\mathrm{77369}}^1$

素因数の和:78039

約数の個数: 16

約数和(自身を含む): 2048757600

約数和(自身を除く): 667953057

約数列:

[1, 3, 9, 27, 661, 1983, 5949, 17847, 77369, 232107, 696321, 2088963, 51140909, 153422727, 460268181, 1380804543]

約数ペア:

[(1, 1380804543), (3, 460268181), (9, 153422727), (27, 51140909), (661, 2088963), (1983, 696321), (5949, 232107), (17847, 77369)]