3981992

素因数分解:

$2^3\times 7^1\times {\mathrm{211}}^1\times {\mathrm{337}}^1$

素因数の和:561

約数の個数: 32

約数和(自身を含む): 8598720

約数和(自身を除く): 4616728

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 211, 337, 422, 674, 844, 1348, 1477, 1688, 2359, 2696, 2954, 4718, 5908, 9436, 11816, 18872, 71107, 142214, 284428, 497749, 568856, 995498, 1990996, 3981992]

約数ペア:

[(1, 3981992), (2, 1990996), (4, 995498), (7, 568856), (8, 497749), (14, 284428), (28, 142214), (56, 71107), (211, 18872), (337, 11816), (422, 9436), (674, 5908), (844, 4718), (1348, 2954), (1477, 2696), (1688, 2359)]