27571905

素因数分解:

$3^2\times 5^1\times {\mathrm{647}}^1\times {\mathrm{947}}^1$

素因数の和:1605

約数の個数: 24

約数和(自身を含む): 47915712

約数和(自身を除く): 20343807

約数列:

[1, 3, 5, 9, 15, 45, 647, 947, 1941, 2841, 3235, 4735, 5823, 8523, 9705, 14205, 29115, 42615, 612709, 1838127, 3063545, 5514381, 9190635, 27571905]

約数ペア:

[(1, 27571905), (3, 9190635), (5, 5514381), (9, 3063545), (15, 1838127), (45, 612709), (647, 42615), (947, 29115), (1941, 14205), (2841, 9705), (3235, 8523), (4735, 5823)]