129801217

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2029}}^1$

素因数の和:2105

約数の個数: 32

約数和(自身を含む): 172793600

約数和(自身を除く): 42992383

約数列:

[1, 7, 13, 19, 37, 91, 133, 247, 259, 481, 703, 1729, 2029, 3367, 4921, 9139, 14203, 26377, 38551, 63973, 75073, 184639, 269857, 501163, 525511, 975949, 1426387, 3508141, 6831643, 9984709, 18543031, 129801217]

約数ペア:

[(1, 129801217), (7, 18543031), (13, 9984709), (19, 6831643), (37, 3508141), (91, 1426387), (133, 975949), (247, 525511), (259, 501163), (481, 269857), (703, 184639), (1729, 75073), (2029, 63973), (3367, 38551), (4921, 26377), (9139, 14203)]