28842989

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{5779}}^1$

素因数の和:5840

約数の個数: 16

約数和(自身を含む): 35512320

約数和(自身を除く): 6669331

約数列:

[1, 7, 23, 31, 161, 217, 713, 4991, 5779, 40453, 132917, 179149, 930419, 1254043, 4120427, 28842989]

約数ペア:

[(1, 28842989), (7, 4120427), (23, 1254043), (31, 930419), (161, 179149), (217, 132917), (713, 40453), (4991, 5779)]