390386157

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{141907}}^1$

素因数の和:142048

約数の個数: 16

約数和(自身を含む): 599419392

約数和(自身を除く): 209033235

約数列:

[1, 3, 7, 21, 131, 393, 917, 2751, 141907, 425721, 993349, 2980047, 18589817, 55769451, 130128719, 390386157]

約数ペア:

[(1, 390386157), (3, 130128719), (7, 55769451), (21, 18589817), (131, 2980047), (393, 993349), (917, 425721), (2751, 141907)]