12990306

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{309293}}^1$

素因数の和:309305

約数の個数: 16

約数和(自身を含む): 29692224

約数和(自身を除く): 16701918

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 309293, 618586, 927879, 1855758, 2165051, 4330102, 6495153, 12990306]

約数ペア:

[(1, 12990306), (2, 6495153), (3, 4330102), (6, 2165051), (7, 1855758), (14, 927879), (21, 618586), (42, 309293)]