221428084

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{27043}}^1$

素因数の和:27159

約数の個数: 24

約数和(自身を含む): 408905280

約数和(自身を除く): 187477196

約数列:

[1, 2, 4, 23, 46, 89, 92, 178, 356, 2047, 4094, 8188, 27043, 54086, 108172, 621989, 1243978, 2406827, 2487956, 4813654, 9627308, 55357021, 110714042, 221428084]

約数ペア:

[(1, 221428084), (2, 110714042), (4, 55357021), (23, 9627308), (46, 4813654), (89, 2487956), (92, 2406827), (178, 1243978), (356, 621989), (2047, 108172), (4094, 54086), (8188, 27043)]