51263823

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{463}}^1$

素因数の和:663

約数の個数: 32

約数和(自身を含む): 78575616

約数和(自身を除く): 27311793

約数列:

[1, 3, 13, 17, 39, 51, 167, 221, 463, 501, 663, 1389, 2171, 2839, 6019, 6513, 7871, 8517, 18057, 23613, 36907, 77321, 102323, 110721, 231963, 306969, 1005173, 1314457, 3015519, 3943371, 17087941, 51263823]

約数ペア:

[(1, 51263823), (3, 17087941), (13, 3943371), (17, 3015519), (39, 1314457), (51, 1005173), (167, 306969), (221, 231963), (463, 110721), (501, 102323), (663, 77321), (1389, 36907), (2171, 23613), (2839, 18057), (6019, 8517), (6513, 7871)]