26381805

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1627}}^1$

素因数の和:1705

約数の個数: 32

約数和(自身を含む): 45010944

約数和(自身を除く): 18629139

約数列:

[1, 3, 5, 15, 23, 47, 69, 115, 141, 235, 345, 705, 1081, 1627, 3243, 4881, 5405, 8135, 16215, 24405, 37421, 76469, 112263, 187105, 229407, 382345, 561315, 1147035, 1758787, 5276361, 8793935, 26381805]

約数ペア:

[(1, 26381805), (3, 8793935), (5, 5276361), (15, 1758787), (23, 1147035), (47, 561315), (69, 382345), (115, 229407), (141, 187105), (235, 112263), (345, 76469), (705, 37421), (1081, 24405), (1627, 16215), (3243, 8135), (4881, 5405)]