388032957

素因数分解:

$3^3\times {\mathrm{13}}^2\times {\mathrm{277}}^1\times {\mathrm{307}}^1$

素因数の和:619

約数の個数: 48

約数和(自身を含む): 626767680

約数和(自身を除く): 238734723

約数列:

[1, 3, 9, 13, 27, 39, 117, 169, 277, 307, 351, 507, 831, 921, 1521, 2493, 2763, 3601, 3991, 4563, 7479, 8289, 10803, 11973, 32409, 35919, 46813, 51883, 85039, 97227, 107757, 140439, 155649, 255117, 421317, 466947, 765351, 1105507, 1263951, 1400841, 2296053, 3316521, 9949563, 14371591, 29848689, 43114773, 129344319, 388032957]

約数ペア:

[(1, 388032957), (3, 129344319), (9, 43114773), (13, 29848689), (27, 14371591), (39, 9949563), (117, 3316521), (169, 2296053), (277, 1400841), (307, 1263951), (351, 1105507), (507, 765351), (831, 466947), (921, 421317), (1521, 255117), (2493, 155649), (2763, 140439), (3601, 107757), (3991, 97227), (4563, 85039), (7479, 51883), (8289, 46813), (10803, 35919), (11973, 32409)]