1230590081

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{156823}}^1$

素因数の和:156908

約数の個数: 16

約数和(自身を含む): 1505510400

約数和(自身を除く): 274920319

約数列:

[1, 7, 19, 59, 133, 413, 1121, 7847, 156823, 1097761, 2979637, 9252557, 20857459, 64767899, 175798583, 1230590081]

約数ペア:

[(1, 1230590081), (7, 175798583), (19, 64767899), (59, 20857459), (133, 9252557), (413, 2979637), (1121, 1097761), (7847, 156823)]