27880605

素因数分解:

$3^6\times 5^1\times {\mathrm{7649}}^1$

素因数の和:7672

約数の個数: 28

約数和(自身を含む): 50168700

約数和(自身を除く): 22288095

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 729, 1215, 3645, 7649, 22947, 38245, 68841, 114735, 206523, 344205, 619569, 1032615, 1858707, 3097845, 5576121, 9293535, 27880605]

約数ペア:

[(1, 27880605), (3, 9293535), (5, 5576121), (9, 3097845), (15, 1858707), (27, 1032615), (45, 619569), (81, 344205), (135, 206523), (243, 114735), (405, 68841), (729, 38245), (1215, 22947), (3645, 7649)]