287962467

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{1237}}^1$

素因数の和:1427

約数の個数: 32

約数和(自身を含む): 425951232

約数和(自身を除く): 137988765

約数列:

[1, 3, 13, 39, 47, 127, 141, 381, 611, 1237, 1651, 1833, 3711, 4953, 5969, 16081, 17907, 48243, 58139, 77597, 157099, 174417, 232791, 471297, 755807, 2042287, 2267421, 6126861, 7383653, 22150959, 95987489, 287962467]

約数ペア:

[(1, 287962467), (3, 95987489), (13, 22150959), (39, 7383653), (47, 6126861), (127, 2267421), (141, 2042287), (381, 755807), (611, 471297), (1237, 232791), (1651, 174417), (1833, 157099), (3711, 77597), (4953, 58139), (5969, 48243), (16081, 17907)]