39891609

素因数分解:

$3^6\times {\mathrm{54721}}^1$

素因数の和:54739

約数の個数: 14

約数和(自身を含む): 59811146

約数和(自身を除く): 19919537

約数列:

[1, 3, 9, 27, 81, 243, 729, 54721, 164163, 492489, 1477467, 4432401, 13297203, 39891609]

約数ペア:

[(1, 39891609), (3, 13297203), (9, 4432401), (27, 1477467), (81, 492489), (243, 164163), (729, 54721)]