128831423

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{11161}}^1$

素因数の和:11282

約数の個数: 16

約数和(自身を含む): 157518144

約数和(自身を除く): 28686721

約数列:

[1, 7, 17, 97, 119, 679, 1649, 11161, 11543, 78127, 189737, 1082617, 1328159, 7578319, 18404489, 128831423]

約数ペア:

[(1, 128831423), (7, 18404489), (17, 7578319), (97, 1328159), (119, 1082617), (679, 189737), (1649, 78127), (11161, 11543)]