261303119

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{17053}}^1$

素因数の和:17270

約数の個数: 16

約数和(自身を含む): 327436800

約数和(自身を除く): 66133681

約数列:

[1, 7, 11, 77, 199, 1393, 2189, 15323, 17053, 119371, 187583, 1313081, 3393547, 23754829, 37329017, 261303119]

約数ペア:

[(1, 261303119), (7, 37329017), (11, 23754829), (77, 3393547), (199, 1313081), (1393, 187583), (2189, 119371), (15323, 17053)]