40429347

素因数分解:

$3^1\times 7^1\times {\mathrm{997}}^1\times {\mathrm{1931}}^1$

素因数の和:2938

約数の個数: 16

約数和(自身を含む): 61700352

約数和(自身を除く): 21271005

約数列:

[1, 3, 7, 21, 997, 1931, 2991, 5793, 6979, 13517, 20937, 40551, 1925207, 5775621, 13476449, 40429347]

約数ペア:

[(1, 40429347), (3, 13476449), (7, 5775621), (21, 1925207), (997, 40551), (1931, 20937), (2991, 13517), (5793, 6979)]