208549485

素因数分解:

$3^4\times 5^1\times {\mathrm{461}}^1\times {\mathrm{1117}}^1$

素因数の和:1595

約数の個数: 40

約数和(自身を含む): 374990616

約数和(自身を除く): 166441131

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 461, 1117, 1383, 2305, 3351, 4149, 5585, 6915, 10053, 12447, 16755, 20745, 30159, 37341, 50265, 62235, 90477, 150795, 186705, 452385, 514937, 1544811, 2574685, 4634433, 7724055, 13903299, 23172165, 41709897, 69516495, 208549485]

約数ペア:

[(1, 208549485), (3, 69516495), (5, 41709897), (9, 23172165), (15, 13903299), (27, 7724055), (45, 4634433), (81, 2574685), (135, 1544811), (405, 514937), (461, 452385), (1117, 186705), (1383, 150795), (2305, 90477), (3351, 62235), (4149, 50265), (5585, 37341), (6915, 30159), (10053, 20745), (12447, 16755)]