51289497

素因数分解:

$3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{6311}}^1$

素因数の和:6370

約数の個数: 32

約数和(自身を含む): 88872960

約数和(自身を除く): 37583463

約数列:

[1, 3, 7, 9, 21, 27, 43, 63, 129, 189, 301, 387, 903, 1161, 2709, 6311, 8127, 18933, 44177, 56799, 132531, 170397, 271373, 397593, 814119, 1192779, 1899611, 2442357, 5698833, 7327071, 17096499, 51289497]

約数ペア:

[(1, 51289497), (3, 17096499), (7, 7327071), (9, 5698833), (21, 2442357), (27, 1899611), (43, 1192779), (63, 814119), (129, 397593), (189, 271373), (301, 170397), (387, 132531), (903, 56799), (1161, 44177), (2709, 18933), (6311, 8127)]