1978858

素因数分解:

$2^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{1321}}^1$

素因数の和:1437

約数の個数: 16

約数和(自身を含む): 3426624

約数和(自身を除く): 1447766

約数列:

[1, 2, 7, 14, 107, 214, 749, 1321, 1498, 2642, 9247, 18494, 141347, 282694, 989429, 1978858]

約数ペア:

[(1, 1978858), (2, 989429), (7, 282694), (14, 141347), (107, 18494), (214, 9247), (749, 2642), (1321, 1498)]