206870991

素因数分解:

$3^1\times {\mathrm{109}}^1\times {\mathrm{239}}^1\times {\mathrm{2647}}^1$

素因数の和:2998

約数の個数: 16

約数和(自身を含む): 279628800

約数和(自身を除く): 72757809

約数列:

[1, 3, 109, 239, 327, 717, 2647, 7941, 26051, 78153, 288523, 632633, 865569, 1897899, 68956997, 206870991]

約数ペア:

[(1, 206870991), (3, 68956997), (109, 1897899), (239, 865569), (327, 632633), (717, 288523), (2647, 78153), (7941, 26051)]