3969147

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:128

約数の個数: 48

約数和(自身を含む): 6945792

約数和(自身を除く): 2976645

約数列:

[1, 3, 7, 13, 21, 31, 39, 49, 67, 91, 93, 147, 201, 217, 273, 403, 469, 637, 651, 871, 1209, 1407, 1519, 1911, 2077, 2613, 2821, 3283, 4557, 6097, 6231, 8463, 9849, 14539, 18291, 19747, 27001, 42679, 43617, 59241, 81003, 101773, 128037, 189007, 305319, 567021, 1323049, 3969147]

約数ペア:

[(1, 3969147), (3, 1323049), (7, 567021), (13, 305319), (21, 189007), (31, 128037), (39, 101773), (49, 81003), (67, 59241), (91, 43617), (93, 42679), (147, 27001), (201, 19747), (217, 18291), (273, 14539), (403, 9849), (469, 8463), (637, 6231), (651, 6097), (871, 4557), (1209, 3283), (1407, 2821), (1519, 2613), (1911, 2077)]