80904109

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2707}}^1$

素因数の和:2761

約数の個数: 24

約数和(自身を含む): 100845920

約数和(自身を除く): 19941811

約数列:

[1, 11, 13, 19, 121, 143, 209, 247, 1573, 2299, 2707, 2717, 29777, 29887, 35191, 51433, 327547, 387101, 565763, 668629, 4258111, 6223393, 7354919, 80904109]

約数ペア:

[(1, 80904109), (11, 7354919), (13, 6223393), (19, 4258111), (121, 668629), (143, 565763), (209, 387101), (247, 327547), (1573, 51433), (2299, 35191), (2707, 29887), (2717, 29777)]