2189156977

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{13469}}^1$

素因数の和:13621

約数の個数: 24

約数和(自身を含む): 2653482240

約数和(自身を除く): 464325263

約数列:

[1, 7, 31, 49, 107, 217, 749, 1519, 3317, 5243, 13469, 23219, 94283, 162533, 417539, 659981, 1441183, 2922773, 10088281, 20459411, 44676673, 70617967, 312736711, 2189156977]

約数ペア:

[(1, 2189156977), (7, 312736711), (31, 70617967), (49, 44676673), (107, 20459411), (217, 10088281), (749, 2922773), (1519, 1441183), (3317, 659981), (5243, 417539), (13469, 162533), (23219, 94283)]