629702991

素因数分解:

$3^4\times {\mathrm{1999}}^1\times {\mathrm{3889}}^1$

素因数の和:5900

約数の個数: 20

約数和(自身を含む): 941380000

約数和(自身を除く): 311677009

約数列:

[1, 3, 9, 27, 81, 1999, 3889, 5997, 11667, 17991, 35001, 53973, 105003, 161919, 315009, 7774111, 23322333, 69966999, 209900997, 629702991]

約数ペア:

[(1, 629702991), (3, 209900997), (9, 69966999), (27, 23322333), (81, 7774111), (1999, 315009), (3889, 161919), (5997, 105003), (11667, 53973), (17991, 35001)]