208751553

素因数分解:

$3^3\times {\mathrm{479}}^1\times {\mathrm{16141}}^1$

素因数の和:16629

約数の個数: 16

約数和(自身を含む): 309926400

約数和(自身を除く): 101174847

約数列:

[1, 3, 9, 27, 479, 1437, 4311, 12933, 16141, 48423, 145269, 435807, 7731539, 23194617, 69583851, 208751553]

約数ペア:

[(1, 208751553), (3, 69583851), (9, 23194617), (27, 7731539), (479, 435807), (1437, 145269), (4311, 48423), (12933, 16141)]