78512031

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{223681}}^1$

素因数の和:223703

約数の個数: 16

約数和(自身を含む): 125261920

約数和(自身を除く): 46749889

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 223681, 671043, 2013129, 2907853, 6039387, 8723559, 26170677, 78512031]

約数ペア:

[(1, 78512031), (3, 26170677), (9, 8723559), (13, 6039387), (27, 2907853), (39, 2013129), (117, 671043), (351, 223681)]