16369857

素因数分解:

$3^4\times 7^1\times {\mathrm{28871}}^1$

素因数の和:28890

約数の個数: 20

約数和(自身を含む): 27948096

約数和(自身を除く): 11578239

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 28871, 86613, 202097, 259839, 606291, 779517, 1818873, 2338551, 5456619, 16369857]

約数ペア:

[(1, 16369857), (3, 5456619), (7, 2338551), (9, 1818873), (21, 779517), (27, 606291), (63, 259839), (81, 202097), (189, 86613), (567, 28871)]