243959093

素因数分解:

$7^3\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{409}}^1$

素因数の和:514

約数の個数: 32

約数和(自身を含む): 299136000

約数和(自身を除く): 55176907

約数列:

[1, 7, 37, 47, 49, 259, 329, 343, 409, 1739, 1813, 2303, 2863, 12173, 12691, 15133, 16121, 19223, 20041, 85211, 105931, 134561, 140287, 596477, 711251, 741517, 941927, 4978757, 5190619, 6593489, 34851299, 243959093]

約数ペア:

[(1, 243959093), (7, 34851299), (37, 6593489), (47, 5190619), (49, 4978757), (259, 941927), (329, 741517), (343, 711251), (409, 596477), (1739, 140287), (1813, 134561), (2303, 105931), (2863, 85211), (12173, 20041), (12691, 19223), (15133, 16121)]