138819981

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{6091}}^1$

素因数の和:6272

約数の個数: 16

約数和(自身を含む): 189485568

約数和(自身を除く): 50665587

約数列:

[1, 3, 71, 107, 213, 321, 6091, 7597, 18273, 22791, 432461, 651737, 1297383, 1955211, 46273327, 138819981]

約数ペア:

[(1, 138819981), (3, 46273327), (71, 1955211), (107, 1297383), (213, 651737), (321, 432461), (6091, 22791), (7597, 18273)]