81666942

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{17839}}^1$

素因数の和:17960

約数の個数: 32

約数和(自身を含む): 188390400

約数和(自身を除く): 106723458

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 109, 218, 327, 654, 763, 1526, 2289, 4578, 17839, 35678, 53517, 107034, 124873, 249746, 374619, 749238, 1944451, 3888902, 5833353, 11666706, 13611157, 27222314, 40833471, 81666942]

約数ペア:

[(1, 81666942), (2, 40833471), (3, 27222314), (6, 13611157), (7, 11666706), (14, 5833353), (21, 3888902), (42, 1944451), (109, 749238), (218, 374619), (327, 249746), (654, 124873), (763, 107034), (1526, 53517), (2289, 35678), (4578, 17839)]