217878063

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{743}}^1$

素因数の和:935

約数の個数: 32

約数和(自身を含む): 320646144

約数和(自身を除く): 102768081

約数列:

[1, 3, 13, 39, 73, 103, 219, 309, 743, 949, 1339, 2229, 2847, 4017, 7519, 9659, 22557, 28977, 54239, 76529, 97747, 162717, 229587, 293241, 705107, 994877, 2115321, 2984631, 5586617, 16759851, 72626021, 217878063]

約数ペア:

[(1, 217878063), (3, 72626021), (13, 16759851), (39, 5586617), (73, 2984631), (103, 2115321), (219, 994877), (309, 705107), (743, 293241), (949, 229587), (1339, 162717), (2229, 97747), (2847, 76529), (4017, 54239), (7519, 28977), (9659, 22557)]