257079752

素因数分解:

$2^3\times {\mathrm{223}}^1\times {\mathrm{144103}}^1$

素因数の和:144332

約数の個数: 16

約数和(自身を含む): 484189440

約数和(自身を除く): 227109688

約数列:

[1, 2, 4, 8, 223, 446, 892, 1784, 144103, 288206, 576412, 1152824, 32134969, 64269938, 128539876, 257079752]

約数ペア:

[(1, 257079752), (2, 128539876), (4, 64269938), (8, 32134969), (223, 1152824), (446, 576412), (892, 288206), (1784, 144103)]