208580990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{9661}}^1$

素因数の和:9812

約数の個数: 32

約数和(自身を含む): 400702464

約数和(自身を除く): 192121474

約数列:

[1, 2, 5, 10, 17, 34, 85, 127, 170, 254, 635, 1270, 2159, 4318, 9661, 10795, 19322, 21590, 48305, 96610, 164237, 328474, 821185, 1226947, 1642370, 2453894, 6134735, 12269470, 20858099, 41716198, 104290495, 208580990]

約数ペア:

[(1, 208580990), (2, 104290495), (5, 41716198), (10, 20858099), (17, 12269470), (34, 6134735), (85, 2453894), (127, 1642370), (170, 1226947), (254, 821185), (635, 328474), (1270, 164237), (2159, 96610), (4318, 48305), (9661, 21590), (10795, 19322)]