813084489

素因数分解:

$3^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{193}}^1\times {\mathrm{233}}^1$

素因数の和:487

約数の個数: 72

約数和(自身を含む): 1412814312

約数和(自身を除く): 599729823

約数列:

[1, 3, 7, 9, 21, 41, 49, 63, 123, 147, 193, 233, 287, 369, 441, 579, 699, 861, 1351, 1631, 1737, 2009, 2097, 2583, 4053, 4893, 6027, 7913, 9457, 9553, 11417, 12159, 14679, 18081, 23739, 28371, 28659, 34251, 44969, 55391, 66871, 71217, 85113, 85977, 102753, 134907, 166173, 200613, 314783, 387737, 404721, 468097, 498519, 601839, 944349, 1163211, 1404291, 1843729, 2203481, 2833047, 3489633, 4212873, 5531187, 6610443, 12906103, 16593561, 19831329, 38718309, 90342721, 116154927, 271028163, 813084489]

約数ペア:

[(1, 813084489), (3, 271028163), (7, 116154927), (9, 90342721), (21, 38718309), (41, 19831329), (49, 16593561), (63, 12906103), (123, 6610443), (147, 5531187), (193, 4212873), (233, 3489633), (287, 2833047), (369, 2203481), (441, 1843729), (579, 1404291), (699, 1163211), (861, 944349), (1351, 601839), (1631, 498519), (1737, 468097), (2009, 404721), (2097, 387737), (2583, 314783), (4053, 200613), (4893, 166173), (6027, 134907), (7913, 102753), (9457, 85977), (9553, 85113), (11417, 71217), (12159, 66871), (14679, 55391), (18081, 44969), (23739, 34251), (28371, 28659)]