291213683991

素因数分解:

$3^2\times {\mathrm{2027}}^1\times {\mathrm{15963037}}^1$

素因数の和:15965070

約数の個数: 12

約数和(自身を含む): 420849533832

約数和(自身を除く): 129635849841

約数列:

[1, 3, 9, 2027, 6081, 18243, 15963037, 47889111, 143667333, 32357075999, 97071227997, 291213683991]

約数ペア:

[(1, 291213683991), (3, 97071227997), (9, 32357075999), (2027, 143667333), (6081, 47889111), (18243, 15963037)]