17491397

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{107}}^1\times {\mathrm{193}}^1$

素因数の和:329

約数の個数: 24

約数和(自身を含む): 22292928

約数和(自身を除く): 4801531

約数列:

[1, 7, 11, 77, 107, 121, 193, 749, 847, 1177, 1351, 2123, 8239, 12947, 14861, 20651, 23353, 90629, 144557, 163471, 227161, 1590127, 2498771, 17491397]

約数ペア:

[(1, 17491397), (7, 2498771), (11, 1590127), (77, 227161), (107, 163471), (121, 144557), (193, 90629), (749, 23353), (847, 20651), (1177, 14861), (1351, 12947), (2123, 8239)]