16728453

素因数分解:

$3^2\times 7^3\times {\mathrm{5419}}^1$

素因数の和:5446

約数の個数: 24

約数和(自身を含む): 28184000

約数和(自身を除く): 11455547

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 3087, 5419, 16257, 37933, 48771, 113799, 265531, 341397, 796593, 1858717, 2389779, 5576151, 16728453]

約数ペア:

[(1, 16728453), (3, 5576151), (7, 2389779), (9, 1858717), (21, 796593), (49, 341397), (63, 265531), (147, 113799), (343, 48771), (441, 37933), (1029, 16257), (3087, 5419)]