12987861334

素因数分解:

$2^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{4857091}}^1$

素因数の和:4857291

約数の個数: 16

約数和(自身を含む): 22381479936

約数和(自身を除く): 9393618602

約数列:

[1, 2, 7, 14, 191, 382, 1337, 2674, 4857091, 9714182, 33999637, 67999274, 927704381, 1855408762, 6493930667, 12987861334]

約数ペア:

[(1, 12987861334), (2, 6493930667), (7, 1855408762), (14, 927704381), (191, 67999274), (382, 33999637), (1337, 9714182), (2674, 4857091)]