28039208

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{1571}}^1$

素因数の和:1697

約数の個数: 32

約数和(自身を含む): 55460160

約数和(自身を除く): 27420952

約数列:

[1, 2, 4, 8, 23, 46, 92, 97, 184, 194, 388, 776, 1571, 2231, 3142, 4462, 6284, 8924, 12568, 17848, 36133, 72266, 144532, 152387, 289064, 304774, 609548, 1219096, 3504901, 7009802, 14019604, 28039208]

約数ペア:

[(1, 28039208), (2, 14019604), (4, 7009802), (8, 3504901), (23, 1219096), (46, 609548), (92, 304774), (97, 289064), (184, 152387), (194, 144532), (388, 72266), (776, 36133), (1571, 17848), (2231, 12568), (3142, 8924), (4462, 6284)]