27047804

素因数分解:

$2^2\times 7^2\times {\mathrm{137999}}^1$

素因数の和:138017

約数の個数: 18

約数和(自身を含む): 55062000

約数和(自身を除く): 28014196

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 137999, 275998, 551996, 965993, 1931986, 3863972, 6761951, 13523902, 27047804]

約数ペア:

[(1, 27047804), (2, 13523902), (4, 6761951), (7, 3863972), (14, 1931986), (28, 965993), (49, 551996), (98, 275998), (196, 137999)]