87671195

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{409}}^1\times {\mathrm{997}}^1$

素因数の和:1454

約数の個数: 16

約数和(自身を含む): 108023520

約数和(自身を除く): 20352325

約数列:

[1, 5, 43, 215, 409, 997, 2045, 4985, 17587, 42871, 87935, 214355, 407773, 2038865, 17534239, 87671195]

約数ペア:

[(1, 87671195), (5, 17534239), (43, 2038865), (215, 407773), (409, 214355), (997, 87935), (2045, 42871), (4985, 17587)]