13221417

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{769}}^1$

素因数の和:1304

約数の個数: 16

約数和(自身を含む): 19293120

約数和(自身を除く): 6071703

約数列:

[1, 3, 11, 33, 521, 769, 1563, 2307, 5731, 8459, 17193, 25377, 400649, 1201947, 4407139, 13221417]

約数ペア:

[(1, 13221417), (3, 4407139), (11, 1201947), (33, 400649), (521, 25377), (769, 17193), (1563, 8459), (2307, 5731)]