320176467

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1973}}^1$

素因数の和:2084

約数の個数: 48

約数和(自身を含む): 531716640

約数和(自身を除く): 211540173

約数列:

[1, 3, 9, 13, 19, 39, 57, 73, 117, 171, 219, 247, 657, 741, 949, 1387, 1973, 2223, 2847, 4161, 5919, 8541, 12483, 17757, 18031, 25649, 37487, 54093, 76947, 112461, 144029, 162279, 230841, 337383, 432087, 487331, 1296261, 1461993, 1872377, 2736551, 4385979, 5617131, 8209653, 16851393, 24628959, 35575163, 106725489, 320176467]

約数ペア:

[(1, 320176467), (3, 106725489), (9, 35575163), (13, 24628959), (19, 16851393), (39, 8209653), (57, 5617131), (73, 4385979), (117, 2736551), (171, 1872377), (219, 1461993), (247, 1296261), (657, 487331), (741, 432087), (949, 337383), (1387, 230841), (1973, 162279), (2223, 144029), (2847, 112461), (4161, 76947), (5919, 54093), (8541, 37487), (12483, 25649), (17757, 18031)]