64864393

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:285

約数の個数: 24

約数和(自身を含む): 75491136

約数和(自身を除く): 10626743

約数列:

[1, 11, 23, 71, 157, 253, 529, 781, 1633, 1727, 3611, 5819, 11147, 17963, 37559, 39721, 83053, 122617, 256381, 413149, 913583, 2820191, 5896763, 64864393]

約数ペア:

[(1, 64864393), (11, 5896763), (23, 2820191), (71, 913583), (157, 413149), (253, 256381), (529, 122617), (781, 83053), (1633, 39721), (1727, 37559), (3611, 17963), (5819, 11147)]