31163517

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{233}}^1$

素因数の和:450

約数の個数: 48

約数和(自身を含む): 56654208

約数和(自身を除く): 25490691

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 193, 231, 233, 579, 693, 699, 1351, 1631, 1737, 2097, 2123, 2563, 4053, 4893, 6369, 7689, 12159, 14679, 14861, 17941, 19107, 23067, 44583, 44969, 53823, 133749, 134907, 161469, 314783, 404721, 494659, 944349, 1483977, 2833047, 3462613, 4451931, 10387839, 31163517]

約数ペア:

[(1, 31163517), (3, 10387839), (7, 4451931), (9, 3462613), (11, 2833047), (21, 1483977), (33, 944349), (63, 494659), (77, 404721), (99, 314783), (193, 161469), (231, 134907), (233, 133749), (579, 53823), (693, 44969), (699, 44583), (1351, 23067), (1631, 19107), (1737, 17941), (2097, 14861), (2123, 14679), (2563, 12159), (4053, 7689), (4893, 6369)]