28767716

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{65981}}^1$

素因数の和:66094

約数の個数: 12

約数和(自身を含む): 50806140

約数和(自身を除く): 22038424

約数列:

[1, 2, 4, 109, 218, 436, 65981, 131962, 263924, 7191929, 14383858, 28767716]

約数ペア:

[(1, 28767716), (2, 14383858), (4, 7191929), (109, 263924), (218, 131962), (436, 65981)]