813960045

素因数分解:

$3^2\times 5^1\times {\mathrm{839}}^1\times {\mathrm{21559}}^1$

素因数の和:22409

約数の個数: 24

約数和(自身を含む): 1412611200

約数和(自身を除く): 598651155

約数列:

[1, 3, 5, 9, 15, 45, 839, 2517, 4195, 7551, 12585, 21559, 37755, 64677, 107795, 194031, 323385, 970155, 18088001, 54264003, 90440005, 162792009, 271320015, 813960045]

約数ペア:

[(1, 813960045), (3, 271320015), (5, 162792009), (9, 90440005), (15, 54264003), (45, 18088001), (839, 970155), (2517, 323385), (4195, 194031), (7551, 107795), (12585, 64677), (21559, 37755)]