28003348

素因数分解:

$2^2\times {\mathrm{137}}^2\times {\mathrm{373}}^1$

素因数の和:651

約数の個数: 18

約数和(自身を含む): 49498526

約数和(自身を除く): 21495178

約数列:

[1, 2, 4, 137, 274, 373, 548, 746, 1492, 18769, 37538, 51101, 75076, 102202, 204404, 7000837, 14001674, 28003348]

約数ペア:

[(1, 28003348), (2, 14001674), (4, 7000837), (137, 204404), (274, 102202), (373, 75076), (548, 51101), (746, 37538), (1492, 18769)]