27691888

素因数分解:

$2^4\times 7^1\times {\mathrm{247249}}^1$

素因数の和:247264

約数の個数: 20

約数和(自身を含む): 61318000

約数和(自身を除く): 33626112

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 247249, 494498, 988996, 1730743, 1977992, 3461486, 3955984, 6922972, 13845944, 27691888]

約数ペア:

[(1, 27691888), (2, 13845944), (4, 6922972), (7, 3955984), (8, 3461486), (14, 1977992), (16, 1730743), (28, 988996), (56, 494498), (112, 247249)]