999900517

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{599}}^1$

素因数の和:806

約数の個数: 48

約数和(自身を含む): 1346112000

約数和(自身を除く): 346211483

約数列:

[1, 7, 11, 19, 49, 77, 133, 163, 209, 539, 599, 931, 1141, 1463, 1793, 3097, 4193, 6589, 7987, 10241, 11381, 12551, 21679, 29351, 34067, 46123, 79667, 87857, 97637, 125191, 151753, 238469, 322861, 557669, 683459, 876337, 1074007, 1669283, 1855103, 4784213, 6134359, 7518049, 12985721, 20406133, 52626343, 90900047, 142842931, 999900517]

約数ペア:

[(1, 999900517), (7, 142842931), (11, 90900047), (19, 52626343), (49, 20406133), (77, 12985721), (133, 7518049), (163, 6134359), (209, 4784213), (539, 1855103), (599, 1669283), (931, 1074007), (1141, 876337), (1463, 683459), (1793, 557669), (3097, 322861), (4193, 238469), (6589, 151753), (7987, 125191), (10241, 97637), (11381, 87857), (12551, 79667), (21679, 46123), (29351, 34067)]