257364486

素因数分解:

$2^1\times 3^3\times {\mathrm{4766009}}^1$

素因数の和:4766020

約数の個数: 16

約数和(自身を含む): 571921200

約数和(自身を除く): 314556714

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 4766009, 9532018, 14298027, 28596054, 42894081, 85788162, 128682243, 257364486]

約数ペア:

[(1, 257364486), (2, 128682243), (3, 85788162), (6, 42894081), (9, 28596054), (18, 14298027), (27, 9532018), (54, 4766009)]