2229755

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{571}}^1$

素因数の和:658

約数の個数: 16

約数和(自身を含む): 2965248

約数和(自身を除く): 735493

約数列:

[1, 5, 11, 55, 71, 355, 571, 781, 2855, 3905, 6281, 31405, 40541, 202705, 445951, 2229755]

約数ペア:

[(1, 2229755), (5, 445951), (11, 202705), (55, 40541), (71, 31405), (355, 6281), (571, 3905), (781, 2855)]