28914865

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43481}}^1$

素因数の和:43512

約数の個数: 16

約数和(自身を含む): 41742720

約数和(自身を除く): 12827855

約数列:

[1, 5, 7, 19, 35, 95, 133, 665, 43481, 217405, 304367, 826139, 1521835, 4130695, 5782973, 28914865]

約数ペア:

[(1, 28914865), (5, 5782973), (7, 4130695), (19, 1521835), (35, 826139), (95, 304367), (133, 217405), (665, 43481)]