289643543

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{20353}}^1$

素因数の和:20486

約数の個数: 16

約数和(自身を含む): 351717120

約数和(自身を除く): 62073577

約数列:

[1, 7, 19, 107, 133, 749, 2033, 14231, 20353, 142471, 386707, 2177771, 2706949, 15244397, 41377649, 289643543]

約数ペア:

[(1, 289643543), (7, 41377649), (19, 15244397), (107, 2706949), (133, 2177771), (749, 386707), (2033, 142471), (14231, 20353)]