129097328

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{278227}}^1$

素因数の和:278264

約数の個数: 20

約数和(自身を含む): 258752040

約数和(自身を除く): 129654712

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 278227, 556454, 1112908, 2225816, 4451632, 8068583, 16137166, 32274332, 64548664, 129097328]

約数ペア:

[(1, 129097328), (2, 64548664), (4, 32274332), (8, 16137166), (16, 8068583), (29, 4451632), (58, 2225816), (116, 1112908), (232, 556454), (464, 278227)]