27651239

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{61}}^1$

素因数の和:144

約数の個数: 36

約数和(自身を含む): 36937368

約数和(自身を除く): 9286129

約数列:

[1, 7, 11, 29, 49, 61, 77, 203, 319, 427, 539, 671, 841, 1421, 1769, 2233, 2989, 4697, 5887, 9251, 12383, 15631, 19459, 32879, 41209, 51301, 64757, 86681, 136213, 359107, 453299, 564311, 953491, 2513749, 3950177, 27651239]

約数ペア:

[(1, 27651239), (7, 3950177), (11, 2513749), (29, 953491), (49, 564311), (61, 453299), (77, 359107), (203, 136213), (319, 86681), (427, 64757), (539, 51301), (671, 41209), (841, 32879), (1421, 19459), (1769, 15631), (2233, 12383), (2989, 9251), (4697, 5887)]