51557157

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{251}}^1\times {\mathrm{787}}^1$

素因数の和:1073

約数の個数: 24

約数和(自身を含む): 77444640

約数和(自身を除く): 25887483

約数列:

[1, 3, 9, 29, 87, 251, 261, 753, 787, 2259, 2361, 7083, 7279, 21837, 22823, 65511, 68469, 197537, 205407, 592611, 1777833, 5728573, 17185719, 51557157]

約数ペア:

[(1, 51557157), (3, 17185719), (9, 5728573), (29, 1777833), (87, 592611), (251, 205407), (261, 197537), (753, 68469), (787, 65511), (2259, 22823), (2361, 21837), (7083, 7279)]