291269439

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{97187}}^1$

素因数の和:97236

約数の個数: 20

約数和(自身を含む): 446870424

約数和(自身を除く): 155600985

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 999, 2997, 97187, 291561, 874683, 2624049, 3595919, 7872147, 10787757, 32363271, 97089813, 291269439]

約数ペア:

[(1, 291269439), (3, 97089813), (9, 32363271), (27, 10787757), (37, 7872147), (81, 3595919), (111, 2624049), (333, 874683), (999, 291561), (2997, 97187)]