208030319

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{4549}}^1$

素因数の和:4742

約数の個数: 16

約数和(自身を含む): 244608000

約数和(自身を除く): 36577681

約数列:

[1, 7, 47, 139, 329, 973, 4549, 6533, 31843, 45731, 213803, 632311, 1496621, 4426177, 29718617, 208030319]

約数ペア:

[(1, 208030319), (7, 29718617), (47, 4426177), (139, 1496621), (329, 632311), (973, 213803), (4549, 45731), (6533, 31843)]