12912305

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{19417}}^1$

素因数の和:19448

約数の個数: 16

約数和(自身を含む): 18641280

約数和(自身を除く): 5728975

約数列:

[1, 5, 7, 19, 35, 95, 133, 665, 19417, 97085, 135919, 368923, 679595, 1844615, 2582461, 12912305]

約数ペア:

[(1, 12912305), (5, 2582461), (7, 1844615), (19, 679595), (35, 368923), (95, 135919), (133, 97085), (665, 19417)]