28828023

素因数分解:

$3^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{2927}}^1$

素因数の和:3011

約数の個数: 24

約数和(自身を含む): 45395712

約数和(自身を除く): 16567689

約数列:

[1, 3, 7, 21, 49, 67, 147, 201, 469, 1407, 2927, 3283, 8781, 9849, 20489, 61467, 143423, 196109, 430269, 588327, 1372763, 4118289, 9609341, 28828023]

約数ペア:

[(1, 28828023), (3, 9609341), (7, 4118289), (21, 1372763), (49, 588327), (67, 430269), (147, 196109), (201, 143423), (469, 61467), (1407, 20489), (2927, 9849), (3283, 8781)]