128314892

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{193}}^1\times {\mathrm{2341}}^1$

素因数の和:2609

約数の個数: 24

約数和(自身を含む): 228991392

約数和(自身を除く): 100676500

約数列:

[1, 2, 4, 71, 142, 193, 284, 386, 772, 2341, 4682, 9364, 13703, 27406, 54812, 166211, 332422, 451813, 664844, 903626, 1807252, 32078723, 64157446, 128314892]

約数ペア:

[(1, 128314892), (2, 64157446), (4, 32078723), (71, 1807252), (142, 903626), (193, 664844), (284, 451813), (386, 332422), (772, 166211), (2341, 54812), (4682, 27406), (9364, 13703)]