28715261

素因数分解:

${\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{433}}^1$

素因数の和:580

約数の個数: 16

約数和(自身を含む): 31497984

約数和(自身を除く): 2782723

約数列:

[1, 17, 47, 83, 433, 799, 1411, 3901, 7361, 20351, 35939, 66317, 345967, 610963, 1689133, 28715261]

約数ペア:

[(1, 28715261), (17, 1689133), (47, 610963), (83, 345967), (433, 66317), (799, 35939), (1411, 20351), (3901, 7361)]