180219789

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{290209}}^1$

素因数の和:290241

約数の個数: 16

約数和(自身を含む): 278601600

約数和(自身を除く): 98381811

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 290209, 870627, 2611881, 6674807, 7835643, 20024421, 60073263, 180219789]

約数ペア:

[(1, 180219789), (3, 60073263), (9, 20024421), (23, 7835643), (27, 6674807), (69, 2611881), (207, 870627), (621, 290209)]