1999078963

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{68207}}^1$

素因数の和:68346

約数の個数: 16

約数和(自身を含む): 2357268480

約数和(自身を除く): 358189517

約数列:

[1, 7, 53, 79, 371, 553, 4187, 29309, 68207, 477449, 3614971, 5388353, 25304797, 37718471, 285582709, 1999078963]

約数ペア:

[(1, 1999078963), (7, 285582709), (53, 37718471), (79, 25304797), (371, 5388353), (553, 3614971), (4187, 477449), (29309, 68207)]