28553007

素因数分解:

$3^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{5417}}^1$

素因数の和:5678

約数の個数: 16

約数和(自身を含む): 43690752

約数和(自身を除く): 15137745

約数列:

[1, 3, 7, 21, 251, 753, 1757, 5271, 5417, 16251, 37919, 113757, 1359667, 4079001, 9517669, 28553007]

約数ペア:

[(1, 28553007), (3, 9517669), (7, 4079001), (21, 1359667), (251, 113757), (753, 37919), (1757, 16251), (5271, 5417)]