208085017

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{223507}}^1$

素因数の和:223540

約数の個数: 12

約数和(自身を含む): 254799120

約数和(自身を除く): 46714103

約数列:

[1, 7, 19, 49, 133, 931, 223507, 1564549, 4246633, 10951843, 29726431, 208085017]

約数ペア:

[(1, 208085017), (7, 29726431), (19, 10951843), (49, 4246633), (133, 1564549), (931, 223507)]