16005285

素因数分解:

$3^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{1987}}^1$

素因数の和:2177

約数の個数: 24

約数和(自身を含む): 27911520

約数和(自身を除く): 11906235

約数列:

[1, 3, 5, 9, 15, 45, 179, 537, 895, 1611, 1987, 2685, 5961, 8055, 9935, 17883, 29805, 89415, 355673, 1067019, 1778365, 3201057, 5335095, 16005285]

約数ペア:

[(1, 16005285), (3, 5335095), (5, 3201057), (9, 1778365), (15, 1067019), (45, 355673), (179, 89415), (537, 29805), (895, 17883), (1611, 9935), (1987, 8055), (2685, 5961)]