256986

素因数分解:

$2^1\times 3^3\times {\mathrm{4759}}^1$

素因数の和:4770

約数の個数: 16

約数和(自身を含む): 571200

約数和(自身を除く): 314214

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 4759, 9518, 14277, 28554, 42831, 85662, 128493, 256986]

約数ペア:

[(1, 256986), (2, 128493), (3, 85662), (6, 42831), (9, 28554), (18, 14277), (27, 9518), (54, 4759)]