208078308008

素因数分解:

$2^3\times {\mathrm{1217}}^1\times {\mathrm{21372053}}^1$

素因数の和:21373276

約数の個数: 16

約数和(自身を含む): 390467426580

約数和(自身を除く): 182389118572

約数列:

[1, 2, 4, 8, 1217, 2434, 4868, 9736, 21372053, 42744106, 85488212, 170976424, 26009788501, 52019577002, 104039154004, 208078308008]

約数ペア:

[(1, 208078308008), (2, 104039154004), (4, 52019577002), (8, 26009788501), (1217, 170976424), (2434, 85488212), (4868, 42744106), (9736, 21372053)]