28473669

素因数分解:

$3^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{3299}}^1$

素因数の和:3449

約数の個数: 24

約数和(自身を含む): 47361600

約数和(自身を除く): 18887931

約数列:

[1, 3, 7, 9, 21, 63, 137, 411, 959, 1233, 2877, 3299, 8631, 9897, 23093, 29691, 69279, 207837, 451963, 1355889, 3163741, 4067667, 9491223, 28473669]

約数ペア:

[(1, 28473669), (3, 9491223), (7, 4067667), (9, 3163741), (21, 1355889), (63, 451963), (137, 207837), (411, 69279), (959, 29691), (1233, 23093), (2877, 9897), (3299, 8631)]