197759211

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{71419}}^1$

素因数の和:71506

約数の個数: 16

約数和(自身を含む): 287965440

約数和(自身を除く): 90206229

約数列:

[1, 3, 13, 39, 71, 213, 923, 2769, 71419, 214257, 928447, 2785341, 5070749, 15212247, 65919737, 197759211]

約数ペア:

[(1, 197759211), (3, 65919737), (13, 15212247), (39, 5070749), (71, 2785341), (213, 928447), (923, 214257), (2769, 71419)]