211273777

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{20809}}^1$

素因数の和:20904

約数の個数: 16

約数和(自身を含む): 251717760

約数和(自身を除く): 40443983

約数列:

[1, 11, 13, 71, 143, 781, 923, 10153, 20809, 228899, 270517, 1477439, 2975687, 16251829, 19206707, 211273777]

約数ペア:

[(1, 211273777), (11, 19206707), (13, 16251829), (71, 2975687), (143, 1477439), (781, 270517), (923, 228899), (10153, 20809)]