825795

素因数分解:

$3^4\times 5^1\times {\mathrm{2039}}^1$

素因数の和:2056

約数の個数: 20

約数和(自身を含む): 1481040

約数和(自身を除く): 655245

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 2039, 6117, 10195, 18351, 30585, 55053, 91755, 165159, 275265, 825795]

約数ペア:

[(1, 825795), (3, 275265), (5, 165159), (9, 91755), (15, 55053), (27, 30585), (45, 18351), (81, 10195), (135, 6117), (405, 2039)]