288689667

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{10799}}^1$

素因数の和:10895

約数の個数: 32

約数和(自身を含む): 470016000

約数和(自身を除く): 181326333

約数列:

[1, 3, 7, 19, 21, 57, 67, 133, 201, 399, 469, 1273, 1407, 3819, 8911, 10799, 26733, 32397, 75593, 205181, 226779, 615543, 723533, 1436267, 2170599, 4308801, 5064731, 13747127, 15194193, 41241381, 96229889, 288689667]

約数ペア:

[(1, 288689667), (3, 96229889), (7, 41241381), (19, 15194193), (21, 13747127), (57, 5064731), (67, 4308801), (133, 2170599), (201, 1436267), (399, 723533), (469, 615543), (1273, 226779), (1407, 205181), (3819, 75593), (8911, 32397), (10799, 26733)]