156686278

素因数分解:

$2^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{193}}^1\times {\mathrm{563}}^1$

素因数の和:868

約数の個数: 32

約数和(自身を含む): 273102336

約数和(自身を除く): 116416058

約数列:

[1, 2, 7, 14, 103, 193, 206, 386, 563, 721, 1126, 1351, 1442, 2702, 3941, 7882, 19879, 39758, 57989, 108659, 115978, 139153, 217318, 278306, 405923, 760613, 811846, 1521226, 11191877, 22383754, 78343139, 156686278]

約数ペア:

[(1, 156686278), (2, 78343139), (7, 22383754), (14, 11191877), (103, 1521226), (193, 811846), (206, 760613), (386, 405923), (563, 278306), (721, 217318), (1126, 139153), (1351, 115978), (1442, 108659), (2702, 57989), (3941, 39758), (7882, 19879)]