1319109

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{563}}^1$

素因数の和:648

約数の個数: 16

約数和(自身を含む): 1949184

約数和(自身を除く): 630075

約数列:

[1, 3, 11, 33, 71, 213, 563, 781, 1689, 2343, 6193, 18579, 39973, 119919, 439703, 1319109]

約数ペア:

[(1, 1319109), (3, 439703), (11, 119919), (33, 39973), (71, 18579), (213, 6193), (563, 2343), (781, 1689)]