212920977

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{27017}}^1$

素因数の和:27128

約数の個数: 16

約数和(自身を含む): 295684992

約数和(自身を除く): 82764015

約数列:

[1, 3, 37, 71, 111, 213, 2627, 7881, 27017, 81051, 999629, 1918207, 2998887, 5754621, 70973659, 212920977]

約数ペア:

[(1, 212920977), (3, 70973659), (37, 5754621), (71, 2998887), (111, 1918207), (213, 999629), (2627, 81051), (7881, 27017)]