28747635

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{273787}}^1$

素因数の和:273802

約数の個数: 16

約数和(自身を含む): 52567296

約数和(自身を除く): 23819661

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 273787, 821361, 1368935, 1916509, 4106805, 5749527, 9582545, 28747635]

約数ペア:

[(1, 28747635), (3, 9582545), (5, 5749527), (7, 4106805), (15, 1916509), (21, 1368935), (35, 821361), (105, 273787)]