81866411

素因数分解:

${\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1\times {\mathrm{251}}^1$

素因数の和:610

約数の個数: 16

約数和(自身を含む): 90720000

約数和(自身を除く): 8853589

約数列:

[1, 11, 149, 199, 251, 1639, 2189, 2761, 29651, 37399, 49949, 326161, 411389, 549439, 7442401, 81866411]

約数ペア:

[(1, 81866411), (11, 7442401), (149, 549439), (199, 411389), (251, 326161), (1639, 49949), (2189, 37399), (2761, 29651)]