280224717

素因数分解:

$3^1\times {\mathrm{31}}^2\times {\mathrm{37}}^2\times {\mathrm{71}}^1$

素因数の和:210

約数の個数: 36

約数和(自身を含む): 402379488

約数和(自身を除く): 122154771

約数列:

[1, 3, 31, 37, 71, 93, 111, 213, 961, 1147, 1369, 2201, 2627, 2883, 3441, 4107, 6603, 7881, 35557, 42439, 68231, 81437, 97199, 106671, 127317, 204693, 244311, 291597, 1315609, 2524547, 3013169, 3946827, 7573641, 9039507, 93408239, 280224717]

約数ペア:

[(1, 280224717), (3, 93408239), (31, 9039507), (37, 7573641), (71, 3946827), (93, 3013169), (111, 2524547), (213, 1315609), (961, 291597), (1147, 244311), (1369, 204693), (2201, 127317), (2627, 106671), (2883, 97199), (3441, 81437), (4107, 68231), (6603, 42439), (7881, 35557)]