28842957

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{307}}^1$

素因数の和:410

約数の個数: 48

約数和(自身を含む): 49777728

約数和(自身を除く): 20934771

約数列:

[1, 3, 9, 11, 13, 33, 39, 73, 99, 117, 143, 219, 307, 429, 657, 803, 921, 949, 1287, 2409, 2763, 2847, 3377, 3991, 7227, 8541, 10131, 10439, 11973, 22411, 30393, 31317, 35919, 43901, 67233, 93951, 131703, 201699, 246521, 291343, 395109, 739563, 874029, 2218689, 2622087, 3204773, 9614319, 28842957]

約数ペア:

[(1, 28842957), (3, 9614319), (9, 3204773), (11, 2622087), (13, 2218689), (33, 874029), (39, 739563), (73, 395109), (99, 291343), (117, 246521), (143, 201699), (219, 131703), (307, 93951), (429, 67233), (657, 43901), (803, 35919), (921, 31317), (949, 30393), (1287, 22411), (2409, 11973), (2763, 10439), (2847, 10131), (3377, 8541), (3991, 7227)]