2787267

素因数分解:

$3^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{283}}^1$

素因数の和:367

約数の個数: 24

約数和(自身を含む): 4403136

約数和(自身を除く): 1615869

約数列:

[1, 3, 7, 21, 49, 67, 147, 201, 283, 469, 849, 1407, 1981, 3283, 5943, 9849, 13867, 18961, 41601, 56883, 132727, 398181, 929089, 2787267]

約数ペア:

[(1, 2787267), (3, 929089), (7, 398181), (21, 132727), (49, 56883), (67, 41601), (147, 18961), (201, 13867), (283, 9849), (469, 5943), (849, 3283), (1407, 1981)]