66728242

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{128819}}^1$

素因数の和:128865

約数の個数: 16

約数和(自身を含む): 117483840

約数和(自身を除く): 50755598

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 128819, 257638, 901733, 1803466, 4766303, 9532606, 33364121, 66728242]

約数ペア:

[(1, 66728242), (2, 33364121), (7, 9532606), (14, 4766303), (37, 1803466), (74, 901733), (259, 257638), (518, 128819)]