28566447

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{104639}}^1$

素因数の和:104662

約数の個数: 16

約数和(自身を含む): 46878720

約数和(自身を除く): 18312273

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 104639, 313917, 732473, 1360307, 2197419, 4080921, 9522149, 28566447]

約数ペア:

[(1, 28566447), (3, 9522149), (7, 4080921), (13, 2197419), (21, 1360307), (39, 732473), (91, 313917), (273, 104639)]