8978021

素因数分解:

${\mathrm{13}}^1\times {\mathrm{71}}^2\times {\mathrm{137}}^1$

素因数の和:292

約数の個数: 12

約数和(自身を含む): 9878316

約数和(自身を除く): 900295

約数列:

[1, 13, 71, 137, 923, 1781, 5041, 9727, 65533, 126451, 690617, 8978021]

約数ペア:

[(1, 8978021), (13, 690617), (71, 126451), (137, 65533), (923, 9727), (1781, 5041)]