724352139

素因数分解:

$3^5\times 7^1\times {\mathrm{425839}}^1$

素因数の和:425861

約数の個数: 24

約数和(自身を含む): 1240046080

約数和(自身を除く): 515693941

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 425839, 1277517, 2980873, 3832551, 8942619, 11497653, 26827857, 34492959, 80483571, 103478877, 241450713, 724352139]

約数ペア:

[(1, 724352139), (3, 241450713), (7, 103478877), (9, 80483571), (21, 34492959), (27, 26827857), (63, 11497653), (81, 8942619), (189, 3832551), (243, 2980873), (567, 1277517), (1701, 425839)]