65686971

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{853}}^1$

素因数の和:1075

約数の個数: 32

約数和(自身を含む): 106032640

約数和(自身を除く): 40345669

約数列:

[1, 3, 7, 19, 21, 57, 133, 193, 399, 579, 853, 1351, 2559, 3667, 4053, 5971, 11001, 16207, 17913, 25669, 48621, 77007, 113449, 164629, 340347, 493887, 1152403, 3127951, 3457209, 9383853, 21895657, 65686971]

約数ペア:

[(1, 65686971), (3, 21895657), (7, 9383853), (19, 3457209), (21, 3127951), (57, 1152403), (133, 493887), (193, 340347), (399, 164629), (579, 113449), (853, 77007), (1351, 48621), (2559, 25669), (3667, 17913), (4053, 16207), (5971, 11001)]