28578970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{408271}}^1$

素因数の和:408285

約数の個数: 16

約数和(自身を含む): 58791168

約数和(自身を除く): 30212198

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 408271, 816542, 2041355, 2857897, 4082710, 5715794, 14289485, 28578970]

約数ペア:

[(1, 28578970), (2, 14289485), (5, 5715794), (7, 4082710), (10, 2857897), (14, 2041355), (35, 816542), (70, 408271)]