201857887

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{238321}}^1$

素因数の和:238350

約数の個数: 12

約数和(自身を含む): 253574608

約数和(自身を除く): 51716721

約数列:

[1, 7, 11, 77, 121, 847, 238321, 1668247, 2621531, 18350717, 28836841, 201857887]

約数ペア:

[(1, 201857887), (7, 28836841), (11, 18350717), (77, 2621531), (121, 1668247), (847, 238321)]