28025336

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{257}}^1\times {\mathrm{317}}^1$

素因数の和:623

約数の個数: 32

約数和(自身を含む): 54149040

約数和(自身を除く): 26123704

約数列:

[1, 2, 4, 8, 43, 86, 172, 257, 317, 344, 514, 634, 1028, 1268, 2056, 2536, 11051, 13631, 22102, 27262, 44204, 54524, 81469, 88408, 109048, 162938, 325876, 651752, 3503167, 7006334, 14012668, 28025336]

約数ペア:

[(1, 28025336), (2, 14012668), (4, 7006334), (8, 3503167), (43, 651752), (86, 325876), (172, 162938), (257, 109048), (317, 88408), (344, 81469), (514, 54524), (634, 44204), (1028, 27262), (1268, 22102), (2056, 13631), (2536, 11051)]