81439254

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{348031}}^1$

素因数の和:348052

約数の個数: 24

約数和(自身を含む): 190025472

約数和(自身を除く): 108586218

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 348031, 696062, 1044093, 2088186, 3132279, 4524403, 6264558, 9048806, 13573209, 27146418, 40719627, 81439254]

約数ペア:

[(1, 81439254), (2, 40719627), (3, 27146418), (6, 13573209), (9, 9048806), (13, 6264558), (18, 4524403), (26, 3132279), (39, 2088186), (78, 1044093), (117, 696062), (234, 348031)]