20111531

素因数分解:

${\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{2341}}^1$

素因数の和:2434

約数の個数: 12

約数和(自身を含む): 22426992

約数和(自身を除く): 2315461

約数列:

[1, 11, 71, 121, 781, 2341, 8591, 25751, 166211, 283261, 1828321, 20111531]

約数ペア:

[(1, 20111531), (11, 1828321), (71, 283261), (121, 166211), (781, 25751), (2341, 8591)]