2805991041

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1789}}^1\times {\mathrm{3931}}^1$

素因数の和:5749

約数の個数: 32

約数和(自身を含む): 4504499200

約数和(自身を除く): 1698508159

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 1789, 3931, 5367, 11793, 12523, 27517, 33991, 37569, 74689, 82551, 101973, 224067, 237937, 522823, 713811, 1568469, 7032559, 21097677, 49227913, 133618621, 147683739, 400855863, 935330347, 2805991041]

約数ペア:

[(1, 2805991041), (3, 935330347), (7, 400855863), (19, 147683739), (21, 133618621), (57, 49227913), (133, 21097677), (399, 7032559), (1789, 1568469), (3931, 713811), (5367, 522823), (11793, 237937), (12523, 224067), (27517, 101973), (33991, 82551), (37569, 74689)]