28422081

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2341}}^1$

素因数の和:2437

約数の個数: 24

約数和(自身を含む): 43842240

約数和(自身を除く): 15420159

約数列:

[1, 3, 9, 19, 57, 71, 171, 213, 639, 1349, 2341, 4047, 7023, 12141, 21069, 44479, 133437, 166211, 400311, 498633, 1495899, 3158009, 9474027, 28422081]

約数ペア:

[(1, 28422081), (3, 9474027), (9, 3158009), (19, 1495899), (57, 498633), (71, 400311), (171, 166211), (213, 133437), (639, 44479), (1349, 21069), (2341, 12141), (4047, 7023)]