68664193

素因数分解:

${\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:281

約数の個数: 24

約数和(自身を含む): 77884800

約数和(自身を除く): 9220607

約数列:

[1, 13, 37, 79, 139, 169, 481, 1027, 1807, 2923, 5143, 6253, 10981, 13351, 23491, 37999, 66859, 142753, 406297, 493987, 869167, 1855789, 5281861, 68664193]

約数ペア:

[(1, 68664193), (13, 5281861), (37, 1855789), (79, 869167), (139, 493987), (169, 406297), (481, 142753), (1027, 66859), (1807, 37999), (2923, 23491), (5143, 13351), (6253, 10981)]