797156689

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{79}}^2\times {\mathrm{257}}^1$

素因数の和:493

約数の個数: 24

約数和(自身を含む): 939351168

約数和(自身を除く): 142194479

約数列:

[1, 7, 71, 79, 257, 497, 553, 1799, 5609, 6241, 18247, 20303, 39263, 43687, 127729, 142121, 443111, 1441513, 1603937, 3101777, 10090591, 11227559, 113879527, 797156689]

約数ペア:

[(1, 797156689), (7, 113879527), (71, 11227559), (79, 10090591), (257, 3101777), (497, 1603937), (553, 1441513), (1799, 443111), (5609, 142121), (6241, 127729), (18247, 43687), (20303, 39263)]