1320222778

素因数分解:

$2^1\times 7^3\times {\mathrm{1924523}}^1$

素因数の和:1924546

約数の個数: 16

約数和(自身を含む): 2309428800

約数和(自身を除く): 989206022

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 1924523, 3849046, 13471661, 26943322, 94301627, 188603254, 660111389, 1320222778]

約数ペア:

[(1, 1320222778), (2, 660111389), (7, 188603254), (14, 94301627), (49, 26943322), (98, 13471661), (343, 3849046), (686, 1924523)]