28673524

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 56689920

約数和(自身を除く): 28016396

約数列:

[1, 2, 4, 11, 22, 44, 73, 79, 113, 146, 158, 226, 292, 316, 452, 803, 869, 1243, 1606, 1738, 2486, 3212, 3476, 4972, 5767, 8249, 8927, 11534, 16498, 17854, 23068, 32996, 35708, 63437, 90739, 98197, 126874, 181478, 196394, 253748, 362956, 392788, 651671, 1303342, 2606684, 7168381, 14336762, 28673524]

約数ペア:

[(1, 28673524), (2, 14336762), (4, 7168381), (11, 2606684), (22, 1303342), (44, 651671), (73, 392788), (79, 362956), (113, 253748), (146, 196394), (158, 181478), (226, 126874), (292, 98197), (316, 90739), (452, 63437), (803, 35708), (869, 32996), (1243, 23068), (1606, 17854), (1738, 16498), (2486, 11534), (3212, 8927), (3476, 8249), (4972, 5767)]