2001723981

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{727}}^1\times {\mathrm{17317}}^1$

素因数の和:18100

約数の個数: 16

約数和(自身を含む): 2723220864

約数和(自身を除く): 721496883

約数列:

[1, 3, 53, 159, 727, 2181, 17317, 38531, 51951, 115593, 917801, 2753403, 12589459, 37768377, 667241327, 2001723981]

約数ペア:

[(1, 2001723981), (3, 667241327), (53, 37768377), (159, 12589459), (727, 2753403), (2181, 917801), (17317, 115593), (38531, 51951)]