71247861

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{2593}}^1$

素因数の和:2713

約数の個数: 24

約数和(自身を含む): 106831296

約数和(自身を除く): 35583435

約数列:

[1, 3, 9, 43, 71, 129, 213, 387, 639, 2593, 3053, 7779, 9159, 23337, 27477, 111499, 184103, 334497, 552309, 1003491, 1656927, 7916429, 23749287, 71247861]

約数ペア:

[(1, 71247861), (3, 23749287), (9, 7916429), (43, 1656927), (71, 1003491), (129, 552309), (213, 334497), (387, 184103), (639, 111499), (2593, 27477), (3053, 23337), (7779, 9159)]