890702991

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{23773}}^1$

素因数の和:23983

約数の個数: 24

約数和(自身を含む): 1349982816

約数和(自身を除く): 459279825

約数列:

[1, 3, 9, 23, 69, 181, 207, 543, 1629, 4163, 12489, 23773, 37467, 71319, 213957, 546779, 1640337, 4302913, 4921011, 12908739, 38726217, 98966999, 296900997, 890702991]

約数ペア:

[(1, 890702991), (3, 296900997), (9, 98966999), (23, 38726217), (69, 12908739), (181, 4921011), (207, 4302913), (543, 1640337), (1629, 546779), (4163, 213957), (12489, 71319), (23773, 37467)]