16388889

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{12113}}^1$

素因数の和:12168

約数の個数: 16

約数和(自身を含む): 24421824

約数和(自身を除く): 8032935

約数列:

[1, 3, 11, 33, 41, 123, 451, 1353, 12113, 36339, 133243, 399729, 496633, 1489899, 5462963, 16388889]

約数ペア:

[(1, 16388889), (3, 5462963), (11, 1489899), (33, 496633), (41, 399729), (123, 133243), (451, 36339), (1353, 12113)]