207979377

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{3023}}^1$

素因数の和:3133

約数の個数: 32

約数和(自身を含む): 313528320

約数和(自身を除く): 105548943

約数列:

[1, 3, 17, 19, 51, 57, 71, 213, 323, 969, 1207, 1349, 3023, 3621, 4047, 9069, 22933, 51391, 57437, 68799, 154173, 172311, 214633, 643899, 976429, 2929287, 3648761, 4078027, 10946283, 12234081, 69326459, 207979377]

約数ペア:

[(1, 207979377), (3, 69326459), (17, 12234081), (19, 10946283), (51, 4078027), (57, 3648761), (71, 2929287), (213, 976429), (323, 643899), (969, 214633), (1207, 172311), (1349, 154173), (3023, 68799), (3621, 57437), (4047, 51391), (9069, 22933)]