2051245971

素因数分解:

$3^3\times {\mathrm{1123}}^1\times {\mathrm{67651}}^1$

素因数の和:68783

約数の個数: 16

約数和(自身を含む): 3041633920

約数和(自身を除く): 990387949

約数列:

[1, 3, 9, 27, 1123, 3369, 10107, 30321, 67651, 202953, 608859, 1826577, 75972073, 227916219, 683748657, 2051245971]

約数ペア:

[(1, 2051245971), (3, 683748657), (9, 227916219), (27, 75972073), (1123, 1826577), (3369, 608859), (10107, 202953), (30321, 67651)]