861376

素因数分解:

$2^6\times {\mathrm{43}}^1\times {\mathrm{313}}^1$

素因数の和:368

約数の個数: 28

約数和(自身を含む): 1754632

約数和(自身を除く): 893256

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 172, 313, 344, 626, 688, 1252, 1376, 2504, 2752, 5008, 10016, 13459, 20032, 26918, 53836, 107672, 215344, 430688, 861376]

約数ペア:

[(1, 861376), (2, 430688), (4, 215344), (8, 107672), (16, 53836), (32, 26918), (43, 20032), (64, 13459), (86, 10016), (172, 5008), (313, 2752), (344, 2504), (626, 1376), (688, 1252)]