28319698

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{3889}}^1$

素因数の和:4233

約数の個数: 16

約数和(自身を含む): 46493280

約数和(自身を除く): 18173582

約数列:

[1, 2, 11, 22, 331, 662, 3641, 3889, 7282, 7778, 42779, 85558, 1287259, 2574518, 14159849, 28319698]

約数ペア:

[(1, 28319698), (2, 14159849), (11, 2574518), (22, 1287259), (331, 85558), (662, 42779), (3641, 7778), (3889, 7282)]