133037008

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{639601}}^1$

素因数の和:639622

約数の個数: 20

約数和(自身を含む): 277587268

約数和(自身を除く): 144550260

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 639601, 1279202, 2558404, 5116808, 8314813, 10233616, 16629626, 33259252, 66518504, 133037008]

約数ペア:

[(1, 133037008), (2, 66518504), (4, 33259252), (8, 16629626), (13, 10233616), (16, 8314813), (26, 5116808), (52, 2558404), (104, 1279202), (208, 639601)]