1696757787

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{295037}}^1$

素因数の和:295120

約数の個数: 20

約数和(自身を含む): 2570371056

約数和(自身を除く): 873613269

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 5751, 295037, 885111, 2655333, 7965999, 20947627, 23897997, 62842881, 188528643, 565585929, 1696757787]

約数ペア:

[(1, 1696757787), (3, 565585929), (9, 188528643), (27, 62842881), (71, 23897997), (81, 20947627), (213, 7965999), (639, 2655333), (1917, 885111), (5751, 295037)]