128548863

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{69001}}^1$

素因数の和:69036

約数の個数: 20

約数和(自身を含む): 200381808

約数和(自身を除く): 71832945

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 69001, 207003, 621009, 1587023, 1863027, 4761069, 5589081, 14283207, 42849621, 128548863]

約数ペア:

[(1, 128548863), (3, 42849621), (9, 14283207), (23, 5589081), (27, 4761069), (69, 1863027), (81, 1587023), (207, 621009), (621, 207003), (1863, 69001)]