31956639

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{457}}^1$

素因数の和:647

約数の個数: 32

約数和(自身を含む): 50475264

約数和(自身を除く): 18518625

約数列:

[1, 3, 11, 13, 33, 39, 143, 163, 429, 457, 489, 1371, 1793, 2119, 5027, 5379, 5941, 6357, 15081, 17823, 23309, 65351, 69927, 74491, 196053, 223473, 819401, 968383, 2458203, 2905149, 10652213, 31956639]

約数ペア:

[(1, 31956639), (3, 10652213), (11, 2905149), (13, 2458203), (33, 968383), (39, 819401), (143, 223473), (163, 196053), (429, 74491), (457, 69927), (489, 65351), (1371, 23309), (1793, 17823), (2119, 15081), (5027, 6357), (5379, 5941)]