13671721

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{857}}^1$

素因数の和:960

約数の個数: 16

約数和(自身を含む): 16308864

約数和(自身を除く): 2637143

約数列:

[1, 7, 43, 53, 301, 371, 857, 2279, 5999, 15953, 36851, 45421, 257957, 317947, 1953103, 13671721]

約数ペア:

[(1, 13671721), (7, 1953103), (43, 317947), (53, 257957), (301, 45421), (371, 36851), (857, 15953), (2279, 5999)]