12739815

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{373}}^1$

素因数の和:421

約数の個数: 64

約数和(自身を含む): 25850880

約数和(自身を除く): 13111065

約数列:

[1, 3, 5, 9, 11, 15, 23, 27, 33, 45, 55, 69, 99, 115, 135, 165, 207, 253, 297, 345, 373, 495, 621, 759, 1035, 1119, 1265, 1485, 1865, 2277, 3105, 3357, 3795, 4103, 5595, 6831, 8579, 10071, 11385, 12309, 16785, 20515, 25737, 34155, 36927, 42895, 50355, 61545, 77211, 94369, 110781, 128685, 184635, 231633, 283107, 386055, 471845, 553905, 849321, 1158165, 1415535, 2547963, 4246605, 12739815]

約数ペア:

[(1, 12739815), (3, 4246605), (5, 2547963), (9, 1415535), (11, 1158165), (15, 849321), (23, 553905), (27, 471845), (33, 386055), (45, 283107), (55, 231633), (69, 184635), (99, 128685), (115, 110781), (135, 94369), (165, 77211), (207, 61545), (253, 50355), (297, 42895), (345, 36927), (373, 34155), (495, 25737), (621, 20515), (759, 16785), (1035, 12309), (1119, 11385), (1265, 10071), (1485, 8579), (1865, 6831), (2277, 5595), (3105, 4103), (3357, 3795)]