12872356

素因数分解:

$2^2\times 7^1\times {\mathrm{379}}^1\times {\mathrm{1213}}^1$

素因数の和:1603

約数の個数: 24

約数和(自身を含む): 25833920

約数和(自身を除く): 12961564

約数列:

[1, 2, 4, 7, 14, 28, 379, 758, 1213, 1516, 2426, 2653, 4852, 5306, 8491, 10612, 16982, 33964, 459727, 919454, 1838908, 3218089, 6436178, 12872356]

約数ペア:

[(1, 12872356), (2, 6436178), (4, 3218089), (7, 1838908), (14, 919454), (28, 459727), (379, 33964), (758, 16982), (1213, 10612), (1516, 8491), (2426, 5306), (2653, 4852)]