12397581

素因数分解:

$3^2\times 7^1\times {\mathrm{307}}^1\times {\mathrm{641}}^1$

素因数の和:961

約数の個数: 24

約数和(自身を含む): 20564544

約数和(自身を除く): 8166963

約数列:

[1, 3, 7, 9, 21, 63, 307, 641, 921, 1923, 2149, 2763, 4487, 5769, 6447, 13461, 19341, 40383, 196787, 590361, 1377509, 1771083, 4132527, 12397581]

約数ペア:

[(1, 12397581), (3, 4132527), (7, 1771083), (9, 1377509), (21, 590361), (63, 196787), (307, 40383), (641, 19341), (921, 13461), (1923, 6447), (2149, 5769), (2763, 4487)]