27316471

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:144

約数の個数: 48

約数和(自身を含む): 37601760

約数和(自身を除く): 10285289

約数列:

[1, 7, 13, 19, 37, 49, 61, 91, 133, 247, 259, 427, 481, 637, 703, 793, 931, 1159, 1729, 1813, 2257, 2989, 3367, 4921, 5551, 8113, 9139, 12103, 15067, 15799, 23569, 29341, 34447, 38857, 42883, 56791, 63973, 105469, 110593, 205387, 300181, 447811, 557479, 738283, 1437709, 2101267, 3902353, 27316471]

約数ペア:

[(1, 27316471), (7, 3902353), (13, 2101267), (19, 1437709), (37, 738283), (49, 557479), (61, 447811), (91, 300181), (133, 205387), (247, 110593), (259, 105469), (427, 63973), (481, 56791), (637, 42883), (703, 38857), (793, 34447), (931, 29341), (1159, 23569), (1729, 15799), (1813, 15067), (2257, 12103), (2989, 9139), (3367, 8113), (4921, 5551)]