13980778

素因数分解:

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

素因数の和:778

約数の個数: 24

約数和(自身を含む): 24525504

約数和(自身を除く): 10544726

約数列:

[1, 2, 7, 14, 49, 98, 331, 431, 662, 862, 2317, 3017, 4634, 6034, 16219, 21119, 32438, 42238, 142661, 285322, 998627, 1997254, 6990389, 13980778]

約数ペア:

[(1, 13980778), (2, 6990389), (7, 1997254), (14, 998627), (49, 285322), (98, 142661), (331, 42238), (431, 32438), (662, 21119), (862, 16219), (2317, 6034), (3017, 4634)]