16396587

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{5471}}^1$

素因数の和:5520

約数の個数: 20

約数和(自身を含む): 25160256

約数和(自身を除く): 8763669

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 999, 2997, 5471, 16413, 49239, 147717, 202427, 443151, 607281, 1821843, 5465529, 16396587]

約数ペア:

[(1, 16396587), (3, 5465529), (9, 1821843), (27, 607281), (37, 443151), (81, 202427), (111, 147717), (333, 49239), (999, 16413), (2997, 5471)]