16421506751

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{733}}^1\times {\mathrm{6977}}^1$

素因数の和:7755

約数の個数: 24

約数和(自身を含む): 18745978320

約数和(自身を除く): 2324471569

約数列:

[1, 13, 19, 169, 247, 733, 3211, 6977, 9529, 13927, 90701, 123877, 132563, 181051, 1179113, 1723319, 2353663, 5114141, 22403147, 66483833, 97168679, 864289829, 1263192827, 16421506751]

約数ペア:

[(1, 16421506751), (13, 1263192827), (19, 864289829), (169, 97168679), (247, 66483833), (733, 22403147), (3211, 5114141), (6977, 2353663), (9529, 1723319), (13927, 1179113), (90701, 181051), (123877, 132563)]