28916986

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{66629}}^1$

素因数の和:66669

約数の個数: 16

約数和(自身を含む): 51171840

約数和(自身を除く): 22254854

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 66629, 133258, 466403, 932806, 2065499, 4130998, 14458493, 28916986]

約数ペア:

[(1, 28916986), (2, 14458493), (7, 4130998), (14, 2065499), (31, 932806), (62, 466403), (217, 133258), (434, 66629)]