211344289

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{20347}}^1$

素因数の和:20424

約数の個数: 16

約数和(自身を含む): 246129408

約数和(自身を除く): 34785119

約数列:

[1, 13, 17, 47, 221, 611, 799, 10387, 20347, 264511, 345899, 956309, 4496687, 12432017, 16257253, 211344289]

約数ペア:

[(1, 211344289), (13, 16257253), (17, 12432017), (47, 4496687), (221, 956309), (611, 345899), (799, 264511), (10387, 20347)]