12709431

素因数分解:

$3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{3011}}^1$

素因数の和:3091

約数の個数: 24

約数和(自身を含む): 21300864

約数和(自身を除く): 8591433

約数列:

[1, 3, 7, 9, 21, 63, 67, 201, 469, 603, 1407, 3011, 4221, 9033, 21077, 27099, 63231, 189693, 201737, 605211, 1412159, 1815633, 4236477, 12709431]

約数ペア:

[(1, 12709431), (3, 4236477), (7, 1815633), (9, 1412159), (21, 605211), (63, 201737), (67, 189693), (201, 63231), (469, 27099), (603, 21077), (1407, 9033), (3011, 4221)]