289091326

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{401}}^1\times {\mathrm{3307}}^1$

素因数の和:3819

約数の個数: 16

約数和(自身を含む): 438839280

約数和(自身を除く): 149747954

約数列:

[1, 2, 109, 218, 401, 802, 3307, 6614, 43709, 87418, 360463, 720926, 1326107, 2652214, 144545663, 289091326]

約数ペア:

[(1, 289091326), (2, 144545663), (109, 2652214), (218, 1326107), (401, 720926), (802, 360463), (3307, 87418), (6614, 43709)]