678877486

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2552171}}^1$

素因数の和:2552199

約数の個数: 16

約数和(自身を含む): 1225042560

約数和(自身を除く): 546165074

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 2552171, 5104342, 17865197, 35730394, 48491249, 96982498, 339438743, 678877486]

約数ペア:

[(1, 678877486), (2, 339438743), (7, 96982498), (14, 48491249), (19, 35730394), (38, 17865197), (133, 5104342), (266, 2552171)]