28844019

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{20947}}^1$

素因数の和:20976

約数の個数: 20

約数和(自身を含む): 45624744

約数和(自身を除く): 16780725

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 20947, 62841, 188523, 356099, 565569, 1068297, 1696707, 3204891, 9614673, 28844019]

約数ペア:

[(1, 28844019), (3, 9614673), (9, 3204891), (17, 1696707), (27, 1068297), (51, 565569), (81, 356099), (153, 188523), (459, 62841), (1377, 20947)]