538286571

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{263}}^1\times {\mathrm{3203}}^1$

素因数の和:3543

約数の個数: 24

約数和(自身を含む): 791721216

約数和(自身を除く): 253434645

約数列:

[1, 3, 9, 71, 213, 263, 639, 789, 2367, 3203, 9609, 18673, 28827, 56019, 168057, 227413, 682239, 842389, 2046717, 2527167, 7581501, 59809619, 179428857, 538286571]

約数ペア:

[(1, 538286571), (3, 179428857), (9, 59809619), (71, 7581501), (213, 2527167), (263, 2046717), (639, 842389), (789, 682239), (2367, 227413), (3203, 168057), (9609, 56019), (18673, 28827)]