219319793

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{149911}}^1$

素因数の和:149948

約数の個数: 16

約数和(自身を含む): 287831040

約数和(自身を除く): 68511247

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 149911, 1049377, 1649021, 2848309, 11543147, 19938163, 31331399, 219319793]

約数ペア:

[(1, 219319793), (7, 31331399), (11, 19938163), (19, 11543147), (77, 2848309), (133, 1649021), (209, 1049377), (1463, 149911)]