31789109

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1709}}^1$

素因数の和:1828

約数の個数: 16

約数和(自身を含む): 36936000

約数和(自身を除く): 5146891

約数列:

[1, 11, 19, 89, 209, 979, 1691, 1709, 18601, 18799, 32471, 152101, 357181, 1673111, 2889919, 31789109]

約数ペア:

[(1, 31789109), (11, 2889919), (19, 1673111), (89, 357181), (209, 152101), (979, 32471), (1691, 18799), (1709, 18601)]