68708367

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1951}}^1$

素因数の和:2020

約数の個数: 48

約数和(自身を含む): 125052928

約数和(自身を除く): 56344561

約数列:

[1, 3, 7, 9, 13, 21, 39, 43, 63, 91, 117, 129, 273, 301, 387, 559, 819, 903, 1677, 1951, 2709, 3913, 5031, 5853, 11739, 13657, 17559, 25363, 35217, 40971, 76089, 83893, 122913, 177541, 228267, 251679, 532623, 587251, 755037, 1090609, 1597869, 1761753, 3271827, 5285259, 7634263, 9815481, 22902789, 68708367]

約数ペア:

[(1, 68708367), (3, 22902789), (7, 9815481), (9, 7634263), (13, 5285259), (21, 3271827), (39, 1761753), (43, 1597869), (63, 1090609), (91, 755037), (117, 587251), (129, 532623), (273, 251679), (301, 228267), (387, 177541), (559, 122913), (819, 83893), (903, 76089), (1677, 40971), (1951, 35217), (2709, 25363), (3913, 17559), (5031, 13657), (5853, 11739)]