216836615

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{54277}}^1$

素因数の和:54346

約数の個数: 16

約数和(自身を含む): 281377152

約数和(自身を除く): 64540537

約数列:

[1, 5, 17, 47, 85, 235, 799, 3995, 54277, 271385, 922709, 2551019, 4613545, 12755095, 43367323, 216836615]

約数ペア:

[(1, 216836615), (5, 43367323), (17, 12755095), (47, 4613545), (85, 2551019), (235, 922709), (799, 271385), (3995, 54277)]