87856439

素因数分解:

${\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{2087}}^1$

素因数の和:2230

約数の個数: 16

約数和(自身を含む): 99221760

約数和(自身を除く): 11365321

約数列:

[1, 11, 43, 89, 473, 979, 2087, 3827, 22957, 42097, 89741, 185743, 987151, 2043173, 7986949, 87856439]

約数ペア:

[(1, 87856439), (11, 7986949), (43, 2043173), (89, 987151), (473, 185743), (979, 89741), (2087, 42097), (3827, 22957)]