978646227

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{997}}^1\times {\mathrm{25169}}^1$

素因数の和:26182

約数の個数: 16

約数和(自身を含む): 1406700960

約数和(自身を除く): 428054733

約数列:

[1, 3, 13, 39, 997, 2991, 12961, 25169, 38883, 75507, 327197, 981591, 25093493, 75280479, 326215409, 978646227]

約数ペア:

[(1, 978646227), (3, 326215409), (13, 75280479), (39, 25093493), (997, 981591), (2991, 327197), (12961, 75507), (25169, 38883)]