51409687

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{337}}^1$

素因数の和:431

約数の個数: 32

約数和(自身を含む): 65761280

約数和(自身を除く): 14351593

約数列:

[1, 7, 19, 31, 37, 133, 217, 259, 337, 589, 703, 1147, 2359, 4123, 4921, 6403, 8029, 10447, 12469, 21793, 44821, 73129, 87283, 152551, 198493, 236911, 386539, 1389451, 1658377, 2705773, 7344241, 51409687]

約数ペア:

[(1, 51409687), (7, 7344241), (19, 2705773), (31, 1658377), (37, 1389451), (133, 386539), (217, 236911), (259, 198493), (337, 152551), (589, 87283), (703, 73129), (1147, 44821), (2359, 21793), (4123, 12469), (4921, 10447), (6403, 8029)]