27788535

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4787}}^1$

素因数の和:4844

約数の個数: 32

約数和(自身を含む): 50561280

約数和(自身を除く): 22772745

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 129, 135, 215, 387, 645, 1161, 1935, 4787, 5805, 14361, 23935, 43083, 71805, 129249, 205841, 215415, 617523, 646245, 1029205, 1852569, 3087615, 5557707, 9262845, 27788535]

約数ペア:

[(1, 27788535), (3, 9262845), (5, 5557707), (9, 3087615), (15, 1852569), (27, 1029205), (43, 646245), (45, 617523), (129, 215415), (135, 205841), (215, 129249), (387, 71805), (645, 43083), (1161, 23935), (1935, 14361), (4787, 5805)]