28748427

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1\times {\mathrm{911}}^1$

素因数の和:1138

約数の個数: 16

約数和(自身を含む): 39194112

約数和(自身を除く): 10445685

約数列:

[1, 3, 67, 157, 201, 471, 911, 2733, 10519, 31557, 61037, 143027, 183111, 429081, 9582809, 28748427]

約数ペア:

[(1, 28748427), (3, 9582809), (67, 429081), (157, 183111), (201, 143027), (471, 61037), (911, 31557), (2733, 10519)]