208809241

素因数分解:

${\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1\times {\mathrm{457}}^1$

素因数の和:780

約数の個数: 16

約数和(自身を含む): 219916944

約数和(自身を除く): 11107703

約数列:

[1, 37, 53, 233, 457, 1961, 8621, 12349, 16909, 24221, 106481, 456913, 896177, 3939797, 5643493, 208809241]

約数ペア:

[(1, 208809241), (37, 5643493), (53, 3939797), (233, 896177), (457, 456913), (1961, 106481), (8621, 24221), (12349, 16909)]