1668421727

素因数分解:

$7^2\times {\mathrm{101}}^1\times {\mathrm{443}}^1\times {\mathrm{761}}^1$

素因数の和:1319

約数の個数: 24

約数和(自身を含む): 1967038992

約数和(自身を除く): 298617265

約数列:

[1, 7, 49, 101, 443, 707, 761, 3101, 4949, 5327, 21707, 37289, 44743, 76861, 313201, 337123, 538027, 2192407, 2359861, 3766189, 16519027, 34049423, 238345961, 1668421727]

約数ペア:

[(1, 1668421727), (7, 238345961), (49, 34049423), (101, 16519027), (443, 3766189), (707, 2359861), (761, 2192407), (3101, 538027), (4949, 337123), (5327, 313201), (21707, 76861), (37289, 44743)]