16998903

素因数分解:

$3^4\times {\mathrm{59}}^1\times {\mathrm{3557}}^1$

素因数の和:3628

約数の個数: 20

約数和(自身を含む): 25831080

約数和(自身を除く): 8832177

約数列:

[1, 3, 9, 27, 59, 81, 177, 531, 1593, 3557, 4779, 10671, 32013, 96039, 209863, 288117, 629589, 1888767, 5666301, 16998903]

約数ペア:

[(1, 16998903), (3, 5666301), (9, 1888767), (27, 629589), (59, 288117), (81, 209863), (177, 96039), (531, 32013), (1593, 10671), (3557, 4779)]