490641705

素因数分解:

$3^4\times 5^1\times {\mathrm{193}}^1\times {\mathrm{6277}}^1$

素因数の和:6487

約数の個数: 40

約数和(自身を含む): 884218632

約数和(自身を除く): 393576927

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 193, 405, 579, 965, 1737, 2895, 5211, 6277, 8685, 15633, 18831, 26055, 31385, 56493, 78165, 94155, 169479, 282465, 508437, 847395, 1211461, 2542185, 3634383, 6057305, 10903149, 18171915, 32709447, 54515745, 98128341, 163547235, 490641705]

約数ペア:

[(1, 490641705), (3, 163547235), (5, 98128341), (9, 54515745), (15, 32709447), (27, 18171915), (45, 10903149), (81, 6057305), (135, 3634383), (193, 2542185), (405, 1211461), (579, 847395), (965, 508437), (1737, 282465), (2895, 169479), (5211, 94155), (6277, 78165), (8685, 56493), (15633, 31385), (18831, 26055)]