207542007

素因数分解:

$3^4\times {\mathrm{863}}^1\times {\mathrm{2969}}^1$

素因数の和:3844

約数の個数: 20

約数和(自身を含む): 310495680

約数和(自身を除く): 102953673

約数列:

[1, 3, 9, 27, 81, 863, 2589, 2969, 7767, 8907, 23301, 26721, 69903, 80163, 240489, 2562247, 7686741, 23060223, 69180669, 207542007]

約数ペア:

[(1, 207542007), (3, 69180669), (9, 23060223), (27, 7686741), (81, 2562247), (863, 240489), (2589, 80163), (2969, 69903), (7767, 26721), (8907, 23301)]