28297215

素因数分解:

$3^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{1171}}^1$

素因数の和:1364

約数の個数: 32

約数和(自身を含む): 50630400

約数和(自身を除く): 22333185

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 179, 537, 895, 1171, 1611, 2685, 3513, 4833, 5855, 8055, 10539, 17565, 24165, 31617, 52695, 158085, 209609, 628827, 1048045, 1886481, 3144135, 5659443, 9432405, 28297215]

約数ペア:

[(1, 28297215), (3, 9432405), (5, 5659443), (9, 3144135), (15, 1886481), (27, 1048045), (45, 628827), (135, 209609), (179, 158085), (537, 52695), (895, 31617), (1171, 24165), (1611, 17565), (2685, 10539), (3513, 8055), (4833, 5855)]