1998657213

素因数分解:

$3^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{343589}}^1$

素因数の和:343876

約数の個数: 16

約数和(自身を含む): 3056576640

約数和(自身を除く): 1057919427

約数列:

[1, 3, 7, 21, 277, 831, 1939, 5817, 343589, 1030767, 2405123, 7215369, 95174153, 285522459, 666219071, 1998657213]

約数ペア:

[(1, 1998657213), (3, 666219071), (7, 285522459), (21, 95174153), (277, 7215369), (831, 2405123), (1939, 1030767), (5817, 343589)]