223159972

素因数分解:

$2^2\times 7^1\times {\mathrm{7969999}}^1$

素因数の和:7970010

約数の個数: 12

約数和(自身を含む): 446320000

約数和(自身を除く): 223160028

約数列:

[1, 2, 4, 7, 14, 28, 7969999, 15939998, 31879996, 55789993, 111579986, 223159972]

約数ペア:

[(1, 223159972), (2, 111579986), (4, 55789993), (7, 31879996), (14, 15939998), (28, 7969999)]