178144551

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{631}}^1$

素因数の和:796

約数の個数: 48

約数和(自身を含む): 294461440

約数和(自身を除く): 116316889

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 127, 171, 247, 381, 631, 741, 1143, 1651, 1893, 2223, 2413, 4953, 5679, 7239, 8203, 11989, 14859, 21717, 24609, 31369, 35967, 73827, 80137, 94107, 107901, 155857, 240411, 282321, 467571, 721233, 1041781, 1402713, 1522603, 3125343, 4567809, 9376029, 13703427, 19793839, 59381517, 178144551]

約数ペア:

[(1, 178144551), (3, 59381517), (9, 19793839), (13, 13703427), (19, 9376029), (39, 4567809), (57, 3125343), (117, 1522603), (127, 1402713), (171, 1041781), (247, 721233), (381, 467571), (631, 282321), (741, 240411), (1143, 155857), (1651, 107901), (1893, 94107), (2223, 80137), (2413, 73827), (4953, 35967), (5679, 31369), (7239, 24609), (8203, 21717), (11989, 14859)]