128397749

素因数分解:

${\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{353}}^1$

素因数の和:580

約数の個数: 16

約数和(自身を含む): 134576640

約数和(自身を除く): 6178891

約数列:

[1, 47, 71, 109, 353, 3337, 5123, 7739, 16591, 25063, 38477, 363733, 1177961, 1808419, 2731867, 128397749]

約数ペア:

[(1, 128397749), (47, 2731867), (71, 1808419), (109, 1177961), (353, 363733), (3337, 38477), (5123, 25063), (7739, 16591)]