28092687

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{78691}}^1$

素因数の和:78718

約数の個数: 16

約数和(自身を含む): 45326592

約数和(自身を除く): 17233905

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 78691, 236073, 550837, 1337747, 1652511, 4013241, 9364229, 28092687]

約数ペア:

[(1, 28092687), (3, 9364229), (7, 4013241), (17, 1652511), (21, 1337747), (51, 550837), (119, 236073), (357, 78691)]