128642752

素因数分解:

$2^6\times 7^1\times {\mathrm{287149}}^1$

素因数の和:287168

約数の個数: 28

約数和(自身を含む): 291744400

約数和(自身を除く): 163101648

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 287149, 574298, 1148596, 2010043, 2297192, 4020086, 4594384, 8040172, 9188768, 16080344, 18377536, 32160688, 64321376, 128642752]

約数ペア:

[(1, 128642752), (2, 64321376), (4, 32160688), (7, 18377536), (8, 16080344), (14, 9188768), (16, 8040172), (28, 4594384), (32, 4020086), (56, 2297192), (64, 2010043), (112, 1148596), (224, 574298), (448, 287149)]