2990745

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1621}}^1$

素因数の和:1673

約数の個数: 24

約数和(自身を含む): 5313672

約数和(自身を除く): 2322927

約数列:

[1, 3, 5, 9, 15, 41, 45, 123, 205, 369, 615, 1621, 1845, 4863, 8105, 14589, 24315, 66461, 72945, 199383, 332305, 598149, 996915, 2990745]

約数ペア:

[(1, 2990745), (3, 996915), (5, 598149), (9, 332305), (15, 199383), (41, 72945), (45, 66461), (123, 24315), (205, 14589), (369, 8105), (615, 4863), (1621, 1845)]