257070834

素因数分解:

$2^1\times 3^4\times {\mathrm{1586857}}^1$

素因数の和:1586871

約数の個数: 20

約数和(自身を含む): 576029454

約数和(自身を除く): 318958620

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 1586857, 3173714, 4760571, 9521142, 14281713, 28563426, 42845139, 85690278, 128535417, 257070834]

約数ペア:

[(1, 257070834), (2, 128535417), (3, 85690278), (6, 42845139), (9, 28563426), (18, 14281713), (27, 9521142), (54, 4760571), (81, 3173714), (162, 1586857)]