28084287

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{121577}}^1$

素因数の和:121598

約数の個数: 16

約数和(自身を含む): 46685952

約数和(自身を除く): 18601665

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 121577, 364731, 851039, 1337347, 2553117, 4012041, 9361429, 28084287]

約数ペア:

[(1, 28084287), (3, 9361429), (7, 4012041), (11, 2553117), (21, 1337347), (33, 851039), (77, 364731), (231, 121577)]