28686848

素因数分解:

$2^9\times {\mathrm{43}}^1\times {\mathrm{1303}}^1$

素因数の和:1364

約数の個数: 40

約数和(自身を含む): 58695648

約数和(自身を除く): 30008800

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 256, 344, 512, 688, 1303, 1376, 2606, 2752, 5212, 5504, 10424, 11008, 20848, 22016, 41696, 56029, 83392, 112058, 166784, 224116, 333568, 448232, 667136, 896464, 1792928, 3585856, 7171712, 14343424, 28686848]

約数ペア:

[(1, 28686848), (2, 14343424), (4, 7171712), (8, 3585856), (16, 1792928), (32, 896464), (43, 667136), (64, 448232), (86, 333568), (128, 224116), (172, 166784), (256, 112058), (344, 83392), (512, 56029), (688, 41696), (1303, 22016), (1376, 20848), (2606, 11008), (2752, 10424), (5212, 5504)]