1328876738

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1790939}}^1$

素因数の和:1791001

約数の個数: 16

約数和(自身を含む): 2321058240

約数和(自身を除く): 992181502

約数列:

[1, 2, 7, 14, 53, 106, 371, 742, 1790939, 3581878, 12536573, 25073146, 94919767, 189839534, 664438369, 1328876738]

約数ペア:

[(1, 1328876738), (2, 664438369), (7, 189839534), (14, 94919767), (53, 25073146), (106, 12536573), (371, 3581878), (742, 1790939)]