87274467

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{72911}}^1$

素因数の和:72943

約数の個数: 24

約数和(自身を含む): 151656960

約数和(自身を除く): 64382493

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 72911, 218733, 510377, 656199, 1385309, 1531131, 4155927, 4593393, 9697163, 12467781, 29091489, 87274467]

約数ペア:

[(1, 87274467), (3, 29091489), (7, 12467781), (9, 9697163), (19, 4593393), (21, 4155927), (57, 1531131), (63, 1385309), (133, 656199), (171, 510377), (399, 218733), (1197, 72911)]