12540297

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{54287}}^1$

素因数の和:54308

約数の個数: 16

約数和(自身を含む): 20846592

約数和(自身を除く): 8306295

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 54287, 162861, 380009, 597157, 1140027, 1791471, 4180099, 12540297]

約数ペア:

[(1, 12540297), (3, 4180099), (7, 1791471), (11, 1140027), (21, 597157), (33, 380009), (77, 162861), (231, 54287)]