28219085

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{2137}}^1$

素因数の和:2300

約数の個数: 16

約数和(自身を含む): 35918400

約数和(自身を除く): 7699315

約数列:

[1, 5, 19, 95, 139, 695, 2137, 2641, 10685, 13205, 40603, 203015, 297043, 1485215, 5643817, 28219085]

約数ペア:

[(1, 28219085), (5, 5643817), (19, 1485215), (95, 297043), (139, 203015), (695, 40603), (2137, 13205), (2641, 10685)]