28525335

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{499}}^1$

素因数の和:647

約数の個数: 32

約数和(自身を含む): 47424000

約数和(自身を除く): 18898665

約数列:

[1, 3, 5, 15, 37, 103, 111, 185, 309, 499, 515, 555, 1497, 1545, 2495, 3811, 7485, 11433, 18463, 19055, 51397, 55389, 57165, 92315, 154191, 256985, 276945, 770955, 1901689, 5705067, 9508445, 28525335]

約数ペア:

[(1, 28525335), (3, 9508445), (5, 5705067), (15, 1901689), (37, 770955), (103, 276945), (111, 256985), (185, 154191), (309, 92315), (499, 57165), (515, 55389), (555, 51397), (1497, 19055), (1545, 18463), (2495, 11433), (3811, 7485)]