2187080919

素因数分解:

$3^7\times {\mathrm{1000037}}^1$

素因数の和:1000058

約数の個数: 16

約数和(自身を含む): 3280124640

約数和(自身を除く): 1093043721

約数列:

[1, 3, 9, 27, 81, 243, 729, 2187, 1000037, 3000111, 9000333, 27000999, 81002997, 243008991, 729026973, 2187080919]

約数ペア:

[(1, 2187080919), (3, 729026973), (9, 243008991), (27, 81002997), (81, 27000999), (243, 9000333), (729, 3000111), (2187, 1000037)]