201991454

素因数分解:

$2^1\times 7^1\times {\mathrm{1361}}^1\times {\mathrm{10601}}^1$

素因数の和:11971

約数の個数: 16

約数和(自身を含む): 346558176

約数和(自身を除く): 144566722

約数列:

[1, 2, 7, 14, 1361, 2722, 9527, 10601, 19054, 21202, 74207, 148414, 14427961, 28855922, 100995727, 201991454]

約数ペア:

[(1, 201991454), (2, 100995727), (7, 28855922), (14, 14427961), (1361, 148414), (2722, 74207), (9527, 21202), (10601, 19054)]