2815511805

素因数分解:

$3^4\times 5^1\times {\mathrm{823}}^1\times {\mathrm{8447}}^1$

素因数の和:9287

約数の個数: 40

約数和(自身を含む): 5053796352

約数和(自身を除く): 2238284547

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 823, 2469, 4115, 7407, 8447, 12345, 22221, 25341, 37035, 42235, 66663, 76023, 111105, 126705, 228069, 333315, 380115, 684207, 1140345, 3421035, 6951881, 20855643, 34759405, 62566929, 104278215, 187700787, 312834645, 563102361, 938503935, 2815511805]

約数ペア:

[(1, 2815511805), (3, 938503935), (5, 563102361), (9, 312834645), (15, 187700787), (27, 104278215), (45, 62566929), (81, 34759405), (135, 20855643), (405, 6951881), (823, 3421035), (2469, 1140345), (4115, 684207), (7407, 380115), (8447, 333315), (12345, 228069), (22221, 126705), (25341, 111105), (37035, 76023), (42235, 66663)]