28090120107

素因数分解:

$3^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{3019469}}^1$

素因数の和:3019922

約数の個数: 16

約数和(自身を含む): 42900629760

約数和(自身を除く): 14810509653

約数列:

[1, 3, 7, 21, 443, 1329, 3101, 9303, 3019469, 9058407, 21136283, 63408849, 1337624767, 4012874301, 9363373369, 28090120107]

約数ペア:

[(1, 28090120107), (3, 9363373369), (7, 4012874301), (21, 1337624767), (443, 63408849), (1329, 21136283), (3101, 9058407), (9303, 3019469)]