16893009

素因数分解:

$3^3\times 7^1\times {\mathrm{89381}}^1$

素因数の和:89397

約数の個数: 16

約数和(自身を含む): 28602240

約数和(自身を除く): 11709231

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 89381, 268143, 625667, 804429, 1877001, 2413287, 5631003, 16893009]

約数ペア:

[(1, 16893009), (3, 5631003), (7, 2413287), (9, 1877001), (21, 804429), (27, 625667), (63, 268143), (189, 89381)]