6978879

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{2971}}^1$

素因数の和:3012

約数の個数: 20

約数和(自身を含む): 10788360

約数和(自身を除く): 3809481

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 783, 2349, 2971, 8913, 26739, 80217, 86159, 240651, 258477, 775431, 2326293, 6978879]

約数ペア:

[(1, 6978879), (3, 2326293), (9, 775431), (27, 258477), (29, 240651), (81, 86159), (87, 80217), (261, 26739), (783, 8913), (2349, 2971)]