4391261

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{241}}^1$

素因数の和:404

約数の個数: 16

約数和(自身を含む): 5343360

約数和(自身を除く): 952099

約数列:

[1, 7, 19, 133, 137, 241, 959, 1687, 2603, 4579, 18221, 32053, 33017, 231119, 627323, 4391261]

約数ペア:

[(1, 4391261), (7, 627323), (19, 231119), (133, 33017), (137, 32053), (241, 18221), (959, 4579), (1687, 2603)]