27800885

素因数分解:

$5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{2141}}^1$

素因数の和:2213

約数の個数: 24

約数和(自身を含む): 39558456

約数和(自身を除く): 11757571

約数列:

[1, 5, 7, 35, 49, 53, 245, 265, 371, 1855, 2141, 2597, 10705, 12985, 14987, 74935, 104909, 113473, 524545, 567365, 794311, 3971555, 5560177, 27800885]

約数ペア:

[(1, 27800885), (5, 5560177), (7, 3971555), (35, 794311), (49, 567365), (53, 524545), (245, 113473), (265, 104909), (371, 74935), (1855, 14987), (2141, 12985), (2597, 10705)]