53417259

素因数分解:

$3^3\times 7^1\times {\mathrm{137}}^1\times {\mathrm{2063}}^1$

素因数の和:2216

約数の個数: 32

約数和(自身を含む): 91146240

約数和(自身を除く): 37728981

約数列:

[1, 3, 7, 9, 21, 27, 63, 137, 189, 411, 959, 1233, 2063, 2877, 3699, 6189, 8631, 14441, 18567, 25893, 43323, 55701, 129969, 282631, 389907, 847893, 1978417, 2543679, 5935251, 7631037, 17805753, 53417259]

約数ペア:

[(1, 53417259), (3, 17805753), (7, 7631037), (9, 5935251), (21, 2543679), (27, 1978417), (63, 847893), (137, 389907), (189, 282631), (411, 129969), (959, 55701), (1233, 43323), (2063, 25893), (2877, 18567), (3699, 14441), (6189, 8631)]