128843008

素因数分解:

$2^8\times 7^1\times {\mathrm{71899}}^1$

素因数の和:71922

約数の個数: 36

約数和(自身を含む): 293927200

約数和(自身を除く): 165084192

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 896, 1792, 71899, 143798, 287596, 503293, 575192, 1006586, 1150384, 2013172, 2300768, 4026344, 4601536, 8052688, 9203072, 16105376, 18406144, 32210752, 64421504, 128843008]

約数ペア:

[(1, 128843008), (2, 64421504), (4, 32210752), (7, 18406144), (8, 16105376), (14, 9203072), (16, 8052688), (28, 4601536), (32, 4026344), (56, 2300768), (64, 2013172), (112, 1150384), (128, 1006586), (224, 575192), (256, 503293), (448, 287596), (896, 143798), (1792, 71899)]