27281007

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{541}}^1$

素因数の和:991

約数の個数: 24

約数和(自身を含む): 42614208

約数和(自身を除く): 15333201

約数列:

[1, 3, 9, 13, 39, 117, 431, 541, 1293, 1623, 3879, 4869, 5603, 7033, 16809, 21099, 50427, 63297, 233171, 699513, 2098539, 3031223, 9093669, 27281007]

約数ペア:

[(1, 27281007), (3, 9093669), (9, 3031223), (13, 2098539), (39, 699513), (117, 233171), (431, 63297), (541, 50427), (1293, 21099), (1623, 16809), (3879, 7033), (4869, 5603)]