28103697013988

素因数分解:

$2^2\times {\mathrm{1979}}^1\times {\mathrm{3550239643}}^1$

素因数の和:3550241626

約数の個数: 12

約数和(自身を含む): 49206321465840

約数和(自身を除く): 21102624451852

約数列:

[1, 2, 4, 1979, 3958, 7916, 3550239643, 7100479286, 14200958572, 7025924253497, 14051848506994, 28103697013988]

約数ペア:

[(1, 28103697013988), (2, 14051848506994), (4, 7025924253497), (1979, 14200958572), (3958, 7100479286), (7916, 3550239643)]