16990317

素因数分解:

$3^5\times {\mathrm{29}}^1\times {\mathrm{2411}}^1$

素因数の和:2455

約数の個数: 24

約数和(自身を含む): 26339040

約数和(自身を除く): 9348723

約数列:

[1, 3, 9, 27, 29, 81, 87, 243, 261, 783, 2349, 2411, 7047, 7233, 21699, 65097, 69919, 195291, 209757, 585873, 629271, 1887813, 5663439, 16990317]

約数ペア:

[(1, 16990317), (3, 5663439), (9, 1887813), (27, 629271), (29, 585873), (81, 209757), (87, 195291), (243, 69919), (261, 65097), (783, 21699), (2349, 7233), (2411, 7047)]