839998445

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{90371}}^1$

素因数の和:90413

約数の個数: 24

約数和(自身を含む): 1190741472

約数和(自身を除く): 350743027

約数列:

[1, 5, 11, 13, 55, 65, 143, 169, 715, 845, 1859, 9295, 90371, 451855, 994081, 1174823, 4970405, 5874115, 12923053, 15272699, 64615265, 76363495, 167999689, 839998445]

約数ペア:

[(1, 839998445), (5, 167999689), (11, 76363495), (13, 64615265), (55, 15272699), (65, 12923053), (143, 5874115), (169, 4970405), (715, 1174823), (845, 994081), (1859, 451855), (9295, 90371)]