1997254

素因数分解:

$2^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{431}}^1$

素因数の和:771

約数の個数: 16

約数和(自身を含む): 3442176

約数和(自身を除く): 1444922

約数列:

[1, 2, 7, 14, 331, 431, 662, 862, 2317, 3017, 4634, 6034, 142661, 285322, 998627, 1997254]

約数ペア:

[(1, 1997254), (2, 998627), (7, 285322), (14, 142661), (331, 6034), (431, 4634), (662, 3017), (862, 2317)]