28541086

素因数分解:

$2^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{21017}}^1$

素因数の和:21123

約数の個数: 16

約数和(自身を含む): 49434336

約数和(自身を除く): 20893250

約数列:

[1, 2, 7, 14, 97, 194, 679, 1358, 21017, 42034, 147119, 294238, 2038649, 4077298, 14270543, 28541086]

約数ペア:

[(1, 28541086), (2, 14270543), (7, 4077298), (14, 2038649), (97, 294238), (194, 147119), (679, 42034), (1358, 21017)]