516439

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1$

素因数の和:390

約数の個数: 16

約数和(自身を含む): 679680

約数和(自身を除く): 163241

約数列:

[1, 7, 11, 19, 77, 133, 209, 353, 1463, 2471, 3883, 6707, 27181, 46949, 73777, 516439]

約数ペア:

[(1, 516439), (7, 73777), (11, 46949), (19, 27181), (77, 6707), (133, 3883), (209, 2471), (353, 1463)]