2928069

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{977}}^1$

素因数の和:1026

約数の個数: 20

約数和(自身を含む): 4496844

約数和(自身を除く): 1568775

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 977, 999, 2931, 2997, 8793, 26379, 36149, 79137, 108447, 325341, 976023, 2928069]

約数ペア:

[(1, 2928069), (3, 976023), (9, 325341), (27, 108447), (37, 79137), (81, 36149), (111, 26379), (333, 8793), (977, 2997), (999, 2931)]