28680988

素因数分解:

$2^2\times 7^1\times {\mathrm{1024321}}^1$

素因数の和:1024332

約数の個数: 12

約数和(自身を含む): 57362032

約数和(自身を除く): 28681044

約数列:

[1, 2, 4, 7, 14, 28, 1024321, 2048642, 4097284, 7170247, 14340494, 28680988]

約数ペア:

[(1, 28680988), (2, 14340494), (4, 7170247), (7, 4097284), (14, 2048642), (28, 1024321)]