28647674

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{21347}}^1$

素因数の和:21421

約数の個数: 16

約数和(自身を含む): 47648736

約数和(自身を除く): 19001062

約数列:

[1, 2, 11, 22, 61, 122, 671, 1342, 21347, 42694, 234817, 469634, 1302167, 2604334, 14323837, 28647674]

約数ペア:

[(1, 28647674), (2, 14323837), (11, 2604334), (22, 1302167), (61, 469634), (122, 234817), (671, 42694), (1342, 21347)]