28754985

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{273857}}^1$

素因数の和:273872

約数の個数: 16

約数和(自身を含む): 52580736

約数和(自身を除く): 23825751

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 273857, 821571, 1369285, 1916999, 4107855, 5750997, 9584995, 28754985]

約数ペア:

[(1, 28754985), (3, 9584995), (5, 5750997), (7, 4107855), (15, 1916999), (21, 1369285), (35, 821571), (105, 273857)]