804575511

素因数分解:

$3^4\times {\mathrm{1999}}^1\times {\mathrm{4969}}^1$

素因数の和:6980

約数の個数: 20

約数和(自身を含む): 1202740000

約数和(自身を除く): 398164489

約数列:

[1, 3, 9, 27, 81, 1999, 4969, 5997, 14907, 17991, 44721, 53973, 134163, 161919, 402489, 9933031, 29799093, 89397279, 268191837, 804575511]

約数ペア:

[(1, 804575511), (3, 268191837), (9, 89397279), (27, 29799093), (81, 9933031), (1999, 402489), (4969, 161919), (5997, 134163), (14907, 53973), (17991, 44721)]