209119985

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{653}}^1\times {\mathrm{3371}}^1$

素因数の和:4048

約数の個数: 16

約数和(自身を含む): 264634560

約数和(自身を除く): 55514575

約数列:

[1, 5, 19, 95, 653, 3265, 3371, 12407, 16855, 62035, 64049, 320245, 2201263, 11006315, 41823997, 209119985]

約数ペア:

[(1, 209119985), (5, 41823997), (19, 11006315), (95, 2201263), (653, 320245), (3265, 64049), (3371, 62035), (12407, 16855)]