208077569

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{13147}}^1$

素因数の和:13197

約数の個数: 24

約数和(自身を含む): 269796960

約数和(自身を除く): 61719391

約数列:

[1, 7, 17, 19, 49, 119, 133, 323, 833, 931, 2261, 13147, 15827, 92029, 223499, 249793, 644203, 1564493, 1748551, 4246481, 10951451, 12239857, 29725367, 208077569]

約数ペア:

[(1, 208077569), (7, 29725367), (17, 12239857), (19, 10951451), (49, 4246481), (119, 1748551), (133, 1564493), (323, 644203), (833, 249793), (931, 223499), (2261, 92029), (13147, 15827)]