28406367

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{1091}}^1$

素因数の和:1371

約数の個数: 24

約数和(自身を含む): 44972928

約数和(自身を除く): 16566561

約数列:

[1, 3, 9, 11, 33, 99, 263, 789, 1091, 2367, 2893, 3273, 8679, 9819, 12001, 26037, 36003, 108009, 286933, 860799, 2582397, 3156263, 9468789, 28406367]

約数ペア:

[(1, 28406367), (3, 9468789), (9, 3156263), (11, 2582397), (33, 860799), (99, 286933), (263, 108009), (789, 36003), (1091, 26037), (2367, 12001), (2893, 9819), (3273, 8679)]