28191307

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2081}}^1$

素因数の和:2154

約数の個数: 16

約数和(自身を含む): 31979520

約数和(自身を除く): 3788213

約数列:

[1, 19, 23, 31, 437, 589, 713, 2081, 13547, 39539, 47863, 64511, 909397, 1225709, 1483753, 28191307]

約数ペア:

[(1, 28191307), (19, 1483753), (23, 1225709), (31, 909397), (437, 64511), (589, 47863), (713, 39539), (2081, 13547)]