1320803523

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{87511}}^1$

素因数の和:87576

約数の個数: 32

約数和(自身を含む): 2156295680

約数和(自身を除く): 835492157

約数列:

[1, 3, 9, 13, 27, 39, 43, 117, 129, 351, 387, 559, 1161, 1677, 5031, 15093, 87511, 262533, 787599, 1137643, 2362797, 3412929, 3762973, 10238787, 11288919, 30716361, 33866757, 48918649, 101600271, 146755947, 440267841, 1320803523]

約数ペア:

[(1, 1320803523), (3, 440267841), (9, 146755947), (13, 101600271), (27, 48918649), (39, 33866757), (43, 30716361), (117, 11288919), (129, 10238787), (351, 3762973), (387, 3412929), (559, 2362797), (1161, 1137643), (1677, 787599), (5031, 262533), (15093, 87511)]