128293876

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{3557}}^1$

素因数の和:3759

約数の個数: 24

約数和(自身を含む): 229533696

約数和(自身を除く): 101239820

約数列:

[1, 2, 4, 71, 127, 142, 254, 284, 508, 3557, 7114, 9017, 14228, 18034, 36068, 252547, 451739, 505094, 903478, 1010188, 1806956, 32073469, 64146938, 128293876]

約数ペア:

[(1, 128293876), (2, 64146938), (4, 32073469), (71, 1806956), (127, 1010188), (142, 903478), (254, 505094), (284, 451739), (508, 252547), (3557, 36068), (7114, 18034), (9017, 14228)]