2147173679

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{2306309}}^1$

素因数の和:2306342

約数の個数: 12

約数和(自身を含む): 2629193400

約数和(自身を除く): 482019721

約数列:

[1, 7, 19, 49, 133, 931, 2306309, 16144163, 43819871, 113009141, 306739097, 2147173679]

約数ペア:

[(1, 2147173679), (7, 306739097), (19, 113009141), (49, 43819871), (133, 16144163), (931, 2306309)]