16840143

素因数分解:

$3^5\times {\mathrm{37}}^1\times {\mathrm{1873}}^1$

素因数の和:1925

約数の個数: 24

約数和(自身を含む): 25921168

約数和(自身を除く): 9081025

約数列:

[1, 3, 9, 27, 37, 81, 111, 243, 333, 999, 1873, 2997, 5619, 8991, 16857, 50571, 69301, 151713, 207903, 455139, 623709, 1871127, 5613381, 16840143]

約数ペア:

[(1, 16840143), (3, 5613381), (9, 1871127), (27, 623709), (37, 455139), (81, 207903), (111, 151713), (243, 69301), (333, 50571), (999, 16857), (1873, 8991), (2997, 5619)]