189580489

素因数分解:

$7^1\times {\mathrm{37}}^2\times {\mathrm{73}}^1\times {\mathrm{271}}^1$

素因数の和:425

約数の個数: 24

約数和(自身を含む): 226560768

約数和(自身を除く): 36980279

約数列:

[1, 7, 37, 73, 259, 271, 511, 1369, 1897, 2701, 9583, 10027, 18907, 19783, 70189, 99937, 138481, 370999, 699559, 731971, 2596993, 5123797, 27082927, 189580489]

約数ペア:

[(1, 189580489), (7, 27082927), (37, 5123797), (73, 2596993), (259, 731971), (271, 699559), (511, 370999), (1369, 138481), (1897, 99937), (2701, 70189), (9583, 19783), (10027, 18907)]