217551190

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{409}}^1\times {\mathrm{1237}}^1$

素因数の和:1696

約数の個数: 32

約数和(自身を含む): 402003360

約数和(自身を除く): 184452170

約数列:

[1, 2, 5, 10, 43, 86, 215, 409, 430, 818, 1237, 2045, 2474, 4090, 6185, 12370, 17587, 35174, 53191, 87935, 106382, 175870, 265955, 505933, 531910, 1011866, 2529665, 5059330, 21755119, 43510238, 108775595, 217551190]

約数ペア:

[(1, 217551190), (2, 108775595), (5, 43510238), (10, 21755119), (43, 5059330), (86, 2529665), (215, 1011866), (409, 531910), (430, 505933), (818, 265955), (1237, 175870), (2045, 106382), (2474, 87935), (4090, 53191), (6185, 35174), (12370, 17587)]