56704319

素因数分解:

$7^2\times {\mathrm{61}}^2\times {\mathrm{311}}^1$

素因数の和:447

約数の個数: 18

約数和(自身を含む): 67276872

約数和(自身を除く): 10572553

約数列:

[1, 7, 49, 61, 311, 427, 2177, 2989, 3721, 15239, 18971, 26047, 132797, 182329, 929579, 1157231, 8100617, 56704319]

約数ペア:

[(1, 56704319), (7, 8100617), (49, 1157231), (61, 929579), (311, 182329), (427, 132797), (2177, 26047), (2989, 18971), (3721, 15239)]