128647988

素因数分解:

$2^2\times 7^1\times {\mathrm{673}}^1\times {\mathrm{6827}}^1$

素因数の和:7511

約数の個数: 24

約数和(自身を含む): 257716032

約数和(自身を除く): 129068044

約数列:

[1, 2, 4, 7, 14, 28, 673, 1346, 2692, 4711, 6827, 9422, 13654, 18844, 27308, 47789, 95578, 191156, 4594571, 9189142, 18378284, 32161997, 64323994, 128647988]

約数ペア:

[(1, 128647988), (2, 64323994), (4, 32161997), (7, 18378284), (14, 9189142), (28, 4594571), (673, 191156), (1346, 95578), (2692, 47789), (4711, 27308), (6827, 18844), (9422, 13654)]