28927761

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{19559}}^1$

素因数の和:19608

約数の個数: 16

約数和(自身を含む): 42249600

約数和(自身を除く): 13321839

約数列:

[1, 3, 17, 29, 51, 87, 493, 1479, 19559, 58677, 332503, 567211, 997509, 1701633, 9642587, 28927761]

約数ペア:

[(1, 28927761), (3, 9642587), (17, 1701633), (29, 997509), (51, 567211), (87, 332503), (493, 58677), (1479, 19559)]