27996899

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{1163}}^1$

素因数の和:1370

約数の個数: 16

約数和(自身を含む): 33895680

約数和(自身を除く): 5898781

約数列:

[1, 7, 19, 133, 181, 1163, 1267, 3439, 8141, 22097, 24073, 154679, 210503, 1473521, 3999557, 27996899]

約数ペア:

[(1, 27996899), (7, 3999557), (19, 1473521), (133, 210503), (181, 154679), (1163, 24073), (1267, 22097), (3439, 8141)]