16931019

素因数分解:

$3^1\times 7^2\times {\mathrm{149}}^1\times {\mathrm{773}}^1$

素因数の和:939

約数の個数: 24

約数和(自身を含む): 26470800

約数和(自身を除く): 9539781

約数列:

[1, 3, 7, 21, 49, 147, 149, 447, 773, 1043, 2319, 3129, 5411, 7301, 16233, 21903, 37877, 113631, 115177, 345531, 806239, 2418717, 5643673, 16931019]

約数ペア:

[(1, 16931019), (3, 5643673), (7, 2418717), (21, 806239), (49, 345531), (147, 115177), (149, 113631), (447, 37877), (773, 21903), (1043, 16233), (2319, 7301), (3129, 5411)]