2980019871

素因数分解:

$3^2\times {\mathrm{107}}^1\times {\mathrm{401}}^1\times {\mathrm{7717}}^1$

素因数の和:8231

約数の個数: 24

約数和(自身を含む): 4356100944

約数和(自身を除く): 1376081073

約数列:

[1, 3, 9, 107, 321, 401, 963, 1203, 3609, 7717, 23151, 42907, 69453, 128721, 386163, 825719, 2477157, 3094517, 7431471, 9283551, 27850653, 331113319, 993339957, 2980019871]

約数ペア:

[(1, 2980019871), (3, 993339957), (9, 331113319), (107, 27850653), (321, 9283551), (401, 7431471), (963, 3094517), (1203, 2477157), (3609, 825719), (7717, 386163), (23151, 128721), (42907, 69453)]