27991530063

素因数分解:

$3^2\times 7^1\times {\mathrm{444310001}}^1$

素因数の和:444310014

約数の個数: 12

約数和(自身を含む): 46208240208

約数和(自身を除く): 18216710145

約数列:

[1, 3, 7, 9, 21, 63, 444310001, 1332930003, 3110170007, 3998790009, 9330510021, 27991530063]

約数ペア:

[(1, 27991530063), (3, 9330510021), (7, 3998790009), (9, 3110170007), (21, 1332930003), (63, 444310001)]