289553523

素因数分解:

$3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{151}}^1\times {\mathrm{719}}^1$

素因数の和:1007

約数の個数: 32

約数和(自身を含む): 448266240

約数和(自身を除く): 158712717

約数列:

[1, 3, 7, 21, 127, 151, 381, 453, 719, 889, 1057, 2157, 2667, 3171, 5033, 15099, 19177, 57531, 91313, 108569, 134239, 273939, 325707, 402717, 639191, 759983, 1917573, 2279949, 13788263, 41364789, 96517841, 289553523]

約数ペア:

[(1, 289553523), (3, 96517841), (7, 41364789), (21, 13788263), (127, 2279949), (151, 1917573), (381, 759983), (453, 639191), (719, 402717), (889, 325707), (1057, 273939), (2157, 134239), (2667, 108569), (3171, 91313), (5033, 57531), (15099, 19177)]