2989437

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{577}}^1$

素因数の和:748

約数の個数: 16

約数和(自身を含む): 4383552

約数和(自身を除く): 1394115

約数列:

[1, 3, 11, 33, 157, 471, 577, 1727, 1731, 5181, 6347, 19041, 90589, 271767, 996479, 2989437]

約数ペア:

[(1, 2989437), (3, 996479), (11, 271767), (33, 90589), (157, 19041), (471, 6347), (577, 5181), (1727, 1731)]