1680497921

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{89431}}^1$

素因数の和:89516

約数の個数: 16

約数和(自身を含む): 1888803840

約数和(自身を除く): 208305919

約数列:

[1, 19, 23, 43, 437, 817, 989, 18791, 89431, 1699189, 2056913, 3845533, 39081347, 73065127, 88447259, 1680497921]

約数ペア:

[(1, 1680497921), (19, 88447259), (23, 73065127), (43, 39081347), (437, 3845533), (817, 2056913), (989, 1699189), (18791, 89431)]