261441661531

素因数分解:

${\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1021}}^1\times {\mathrm{328709}}^1$

素因数の和:329790

約数の個数: 16

約数和(自身を含む): 282190960800

約数和(自身を除く): 20749299269

約数列:

[1, 19, 41, 779, 1021, 19399, 41861, 328709, 795359, 6245471, 13477069, 256064311, 335611889, 6376625891, 13760087449, 261441661531]

約数ペア:

[(1, 261441661531), (19, 13760087449), (41, 6376625891), (779, 335611889), (1021, 256064311), (19399, 13477069), (41861, 6245471), (328709, 795359)]