28362939

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{20963}}^1$

素因数の和:21018

約数の個数: 16

約数和(自身を含む): 42263424

約数和(自身を除く): 13900485

約数列:

[1, 3, 11, 33, 41, 123, 451, 1353, 20963, 62889, 230593, 691779, 859483, 2578449, 9454313, 28362939]

約数ペア:

[(1, 28362939), (3, 9454313), (11, 2578449), (33, 859483), (41, 691779), (123, 230593), (451, 62889), (1353, 20963)]