12357856

素因数分解:

$2^5\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1283}}^1$

素因数の和:1343

約数の個数: 48

約数和(自身を含む): 28473984

約数和(自身を除く): 16116128

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 43, 56, 86, 112, 172, 224, 301, 344, 602, 688, 1204, 1283, 1376, 2408, 2566, 4816, 5132, 8981, 9632, 10264, 17962, 20528, 35924, 41056, 55169, 71848, 110338, 143696, 220676, 287392, 386183, 441352, 772366, 882704, 1544732, 1765408, 3089464, 6178928, 12357856]

約数ペア:

[(1, 12357856), (2, 6178928), (4, 3089464), (7, 1765408), (8, 1544732), (14, 882704), (16, 772366), (28, 441352), (32, 386183), (43, 287392), (56, 220676), (86, 143696), (112, 110338), (172, 71848), (224, 55169), (301, 41056), (344, 35924), (602, 20528), (688, 17962), (1204, 10264), (1283, 9632), (1376, 8981), (2408, 5132), (2566, 4816)]