128642878

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{706829}}^1$

素因数の和:706851

約数の個数: 16

約数和(自身を含む): 237494880

約数和(自身を除く): 108852002

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 706829, 1413658, 4947803, 9188777, 9895606, 18377554, 64321439, 128642878]

約数ペア:

[(1, 128642878), (2, 64321439), (7, 18377554), (13, 9895606), (14, 9188777), (26, 4947803), (91, 1413658), (182, 706829)]