12875135

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{28297}}^1$

素因数の和:28322

約数の個数: 16

約数和(自身を含む): 19016256

約数和(自身を除く): 6141121

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 28297, 141485, 198079, 367861, 990395, 1839305, 2575027, 12875135]

約数ペア:

[(1, 12875135), (5, 2575027), (7, 1839305), (13, 990395), (35, 367861), (65, 198079), (91, 141485), (455, 28297)]