31490133

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{907}}^1$

素因数の和:1144

約数の個数: 16

約数和(自身を含む): 42886656

約数和(自身を除く): 11396523

約数列:

[1, 3, 71, 163, 213, 489, 907, 2721, 11573, 34719, 64397, 147841, 193191, 443523, 10496711, 31490133]

約数ペア:

[(1, 31490133), (3, 10496711), (71, 443523), (163, 193191), (213, 147841), (489, 64397), (907, 34719), (2721, 11573)]