28217719

素因数分解:

${\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{181}}^1$

素因数の和:366

約数の個数: 16

約数和(自身を含む): 30191616

約数和(自身を除く): 1973897

約数列:

[1, 31, 47, 107, 181, 1457, 3317, 5029, 5611, 8507, 19367, 155899, 263717, 600377, 910249, 28217719]

約数ペア:

[(1, 28217719), (31, 910249), (47, 600377), (107, 263717), (181, 155899), (1457, 19367), (3317, 8507), (5029, 5611)]