28729389

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{709}}^1\times {\mathrm{1039}}^1$

素因数の和:1764

約数の個数: 16

約数和(自身を含む): 41350400

約数和(自身を除く): 12621011

約数列:

[1, 3, 13, 39, 709, 1039, 2127, 3117, 9217, 13507, 27651, 40521, 736651, 2209953, 9576463, 28729389]

約数ペア:

[(1, 28729389), (3, 9576463), (13, 2209953), (39, 736651), (709, 40521), (1039, 27651), (2127, 13507), (3117, 9217)]