15721431748

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{233}}^1\times {\mathrm{139409}}^1$

素因数の和:139668

約数の個数: 36

約数和(自身を含む): 30371026140

約数和(自身を除く): 14649594392

約数列:

[1, 2, 4, 11, 22, 44, 121, 233, 242, 466, 484, 932, 2563, 5126, 10252, 28193, 56386, 112772, 139409, 278818, 557636, 1533499, 3066998, 6133996, 16868489, 32482297, 33736978, 64964594, 67473956, 129929188, 357305267, 714610534, 1429221068, 3930357937, 7860715874, 15721431748]

約数ペア:

[(1, 15721431748), (2, 7860715874), (4, 3930357937), (11, 1429221068), (22, 714610534), (44, 357305267), (121, 129929188), (233, 67473956), (242, 64964594), (466, 33736978), (484, 32482297), (932, 16868489), (2563, 6133996), (5126, 3066998), (10252, 1533499), (28193, 557636), (56386, 278818), (112772, 139409)]