256170442

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{67307}}^1$

素因数の和:67493

約数の個数: 16

約数和(自身を含む): 421617312

約数和(自身を除く): 165446870

約数列:

[1, 2, 11, 22, 173, 346, 1903, 3806, 67307, 134614, 740377, 1480754, 11644111, 23288222, 128085221, 256170442]

約数ペア:

[(1, 256170442), (2, 128085221), (11, 23288222), (22, 11644111), (173, 1480754), (346, 740377), (1903, 134614), (3806, 67307)]