13859667

素因数分解:

$3^4\times {\mathrm{397}}^1\times {\mathrm{431}}^1$

素因数の和:840

約数の個数: 20

約数和(自身を含む): 20804256

約数和(自身を除く): 6944589

約数列:

[1, 3, 9, 27, 81, 397, 431, 1191, 1293, 3573, 3879, 10719, 11637, 32157, 34911, 171107, 513321, 1539963, 4619889, 13859667]

約数ペア:

[(1, 13859667), (3, 4619889), (9, 1539963), (27, 513321), (81, 171107), (397, 34911), (431, 32157), (1191, 11637), (1293, 10719), (3573, 3879)]