81669148

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{10729}}^1$

素因数の和:10917

約数の個数: 24

約数和(自身を含む): 156829680

約数和(自身を除く): 75160532

約数列:

[1, 2, 4, 11, 22, 44, 173, 346, 692, 1903, 3806, 7612, 10729, 21458, 42916, 118019, 236038, 472076, 1856117, 3712234, 7424468, 20417287, 40834574, 81669148]

約数ペア:

[(1, 81669148), (2, 40834574), (4, 20417287), (11, 7424468), (22, 3712234), (44, 1856117), (173, 472076), (346, 236038), (692, 118019), (1903, 42916), (3806, 21458), (7612, 10729)]