25668721

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{977}}^1$

素因数の和:1080

約数の個数: 16

約数和(自身を含む): 28917504

約数和(自身を除く): 3248783

約数列:

[1, 13, 43, 47, 559, 611, 977, 2021, 12701, 26273, 42011, 45919, 546143, 596947, 1974517, 25668721]

約数ペア:

[(1, 25668721), (13, 1974517), (43, 596947), (47, 546143), (559, 45919), (611, 42011), (977, 26273), (2021, 12701)]