66731427

素因数分解:

$3^2\times 7^1\times {\mathrm{509}}^1\times {\mathrm{2081}}^1$

素因数の和:2603

約数の個数: 24

約数和(自身を含む): 110429280

約数和(自身を除く): 43697853

約数列:

[1, 3, 7, 9, 21, 63, 509, 1527, 2081, 3563, 4581, 6243, 10689, 14567, 18729, 32067, 43701, 131103, 1059229, 3177687, 7414603, 9533061, 22243809, 66731427]

約数ペア:

[(1, 66731427), (3, 22243809), (7, 9533061), (9, 7414603), (21, 3177687), (63, 1059229), (509, 131103), (1527, 43701), (2081, 32067), (3563, 18729), (4581, 14567), (6243, 10689)]