128433746

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{129209}}^1$

素因数の和:129289

約数の個数: 16

約数和(自身を含む): 223274880

約数和(自身を除く): 94841134

約数列:

[1, 2, 7, 14, 71, 142, 497, 994, 129209, 258418, 904463, 1808926, 9173839, 18347678, 64216873, 128433746]

約数ペア:

[(1, 128433746), (2, 64216873), (7, 18347678), (14, 9173839), (71, 1808926), (142, 904463), (497, 258418), (994, 129209)]