12687451

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{691}}^1$

素因数の和:802

約数の個数: 16

約数和(自身を含む): 15102208

約数和(自身を除く): 2414757

約数列:

[1, 7, 43, 61, 301, 427, 691, 2623, 4837, 18361, 29713, 42151, 207991, 295057, 1812493, 12687451]

約数ペア:

[(1, 12687451), (7, 1812493), (43, 295057), (61, 207991), (301, 42151), (427, 29713), (691, 18361), (2623, 4837)]