1564291521

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{1485557}}^1$

素因数の和:1485582

約数の個数: 20

約数和(自身を含む): 2516535252

約数和(自身を除く): 952243731

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 1485557, 4456671, 13370013, 19312241, 40110039, 57936723, 120330117, 173810169, 521430507, 1564291521]

約数ペア:

[(1, 1564291521), (3, 521430507), (9, 173810169), (13, 120330117), (27, 57936723), (39, 40110039), (81, 19312241), (117, 13370013), (351, 4456671), (1053, 1485557)]