28864173

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{38953}}^1$

素因数の和:38988

約数の個数: 16

約数和(自身を含む): 43628480

約数和(自身を除く): 14764307

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 38953, 116859, 506389, 740107, 1519167, 2220321, 9621391, 28864173]

約数ペア:

[(1, 28864173), (3, 9621391), (13, 2220321), (19, 1519167), (39, 740107), (57, 506389), (247, 116859), (741, 38953)]