138839645

素因数分解:

$5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{84401}}^1$

素因数の和:84460

約数の個数: 16

約数和(自身を含む): 194462208

約数和(自身を除く): 55622563

約数列:

[1, 5, 7, 35, 47, 235, 329, 1645, 84401, 422005, 590807, 2954035, 3966847, 19834235, 27767929, 138839645]

約数ペア:

[(1, 138839645), (5, 27767929), (7, 19834235), (35, 3966847), (47, 2954035), (235, 590807), (329, 422005), (1645, 84401)]