28387.000000

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17929}}^1$

素因数の和:17941

約数の個数: 16

約数和(自身を含む): 1721280

約数和(自身を除く): 968262

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 17929, 35858, 53787, 107574, 125503, 251006, 376509, 753018]

約数ペア:

[(1, 753018), (2, 376509), (3, 251006), (6, 125503), (7, 107574), (14, 53787), (21, 35858), (42, 17929)]