17388621

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{28001}}^1$

素因数の和:28033

約数の個数: 16

約数和(自身を含む): 26881920

約数和(自身を除く): 9493299

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 28001, 84003, 252009, 644023, 756027, 1932069, 5796207, 17388621]

約数ペア:

[(1, 17388621), (3, 5796207), (9, 1932069), (23, 756027), (27, 644023), (69, 252009), (207, 84003), (621, 28001)]