9985795

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1223}}^1$

素因数の和:1322

約数の個数: 16

約数和(自身を含む): 12690432

約数和(自身を除く): 2704637

約数列:

[1, 5, 23, 71, 115, 355, 1223, 1633, 6115, 8165, 28129, 86833, 140645, 434165, 1997159, 9985795]

約数ペア:

[(1, 9985795), (5, 1997159), (23, 434165), (71, 140645), (115, 86833), (355, 28129), (1223, 8165), (1633, 6115)]