13311221

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{10169}}^1$

素因数の和:10204

約数の個数: 16

約数和(自身を含む): 17573760

約数和(自身を除く): 4262539

約数列:

[1, 7, 11, 17, 77, 119, 187, 1309, 10169, 71183, 111859, 172873, 783013, 1210111, 1901603, 13311221]

約数ペア:

[(1, 13311221), (7, 1901603), (11, 1210111), (17, 783013), (77, 172873), (119, 111859), (187, 71183), (1309, 10169)]