128538278

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{14717}}^1$

素因数の和:15127

約数の個数: 16

約数和(自身を含む): 210879504

約数和(自身を除く): 82341226

約数列:

[1, 2, 11, 22, 397, 794, 4367, 8734, 14717, 29434, 161887, 323774, 5842649, 11685298, 64269139, 128538278]

約数ペア:

[(1, 128538278), (2, 64269139), (11, 11685298), (22, 5842649), (397, 323774), (794, 161887), (4367, 29434), (8734, 14717)]