40990467

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{5407}}^1$

素因数の和:5455

約数の個数: 24

約数和(自身を含む): 65934336

約数和(自身を除く): 24943869

約数列:

[1, 3, 7, 19, 21, 57, 133, 361, 399, 1083, 2527, 5407, 7581, 16221, 37849, 102733, 113547, 308199, 719131, 1951927, 2157393, 5855781, 13663489, 40990467]

約数ペア:

[(1, 40990467), (3, 13663489), (7, 5855781), (19, 2157393), (21, 1951927), (57, 719131), (133, 308199), (361, 113547), (399, 102733), (1083, 37849), (2527, 16221), (5407, 7581)]