47871109

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{2341}}^1$

素因数の和:2389

約数の個数: 18

約数和(自身を含む): 57001938

約数和(自身を除く): 9130829

約数列:

[1, 11, 13, 121, 143, 169, 1573, 1859, 2341, 20449, 25751, 30433, 283261, 334763, 395629, 3682393, 4351919, 47871109]

約数ペア:

[(1, 47871109), (11, 4351919), (13, 3682393), (121, 395629), (143, 334763), (169, 283261), (1573, 30433), (1859, 25751), (2341, 20449)]