12855997

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{839}}^1$

素因数の和:1056

約数の個数: 16

約数和(自身を含む): 16128000

約数和(自身を除く): 3272003

約数列:

[1, 7, 11, 77, 199, 839, 1393, 2189, 5873, 9229, 15323, 64603, 166961, 1168727, 1836571, 12855997]

約数ペア:

[(1, 12855997), (7, 1836571), (11, 1168727), (77, 166961), (199, 64603), (839, 15323), (1393, 9229), (2189, 5873)]