28908857

素因数分解:

${\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{557}}^1$

素因数の和:688

約数の個数: 16

約数和(自身を含む): 31819392

約数和(自身を除く): 2910535

約数列:

[1, 17, 43, 71, 557, 731, 1207, 3053, 9469, 23951, 39547, 51901, 407167, 672299, 1700521, 28908857]

約数ペア:

[(1, 28908857), (17, 1700521), (43, 672299), (71, 407167), (557, 51901), (731, 39547), (1207, 23951), (3053, 9469)]