80934243

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{457}}^1$

素因数の和:731

約数の個数: 32

約数和(自身を含む): 123110400

約数和(自身を除く): 42176157

約数列:

[1, 3, 13, 19, 39, 57, 239, 247, 457, 717, 741, 1371, 3107, 4541, 5941, 8683, 9321, 13623, 17823, 26049, 59033, 109223, 112879, 177099, 327669, 338637, 1419899, 2075237, 4259697, 6225711, 26978081, 80934243]

約数ペア:

[(1, 80934243), (3, 26978081), (13, 6225711), (19, 4259697), (39, 2075237), (57, 1419899), (239, 338637), (247, 327669), (457, 177099), (717, 112879), (741, 109223), (1371, 59033), (3107, 26049), (4541, 17823), (5941, 13623), (8683, 9321)]