645814668

素因数分解:

$2^2\times 3^1\times {\mathrm{337}}^1\times {\mathrm{159697}}^1$

素因数の和:160041

約数の個数: 24

約数和(自身を含む): 1511381872

約数和(自身を除く): 865567204

約数列:

[1, 2, 3, 4, 6, 12, 337, 674, 1011, 1348, 2022, 4044, 159697, 319394, 479091, 638788, 958182, 1916364, 53817889, 107635778, 161453667, 215271556, 322907334, 645814668]

約数ペア:

[(1, 645814668), (2, 322907334), (3, 215271556), (4, 161453667), (6, 107635778), (12, 53817889), (337, 1916364), (674, 958182), (1011, 638788), (1348, 479091), (2022, 319394), (4044, 159697)]