128464478

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{87869}}^1$

素因数の和:87931

約数の個数: 16

約数和(自身を含む): 208779120

約数和(自身を除く): 80314642

約数列:

[1, 2, 17, 34, 43, 86, 731, 1462, 87869, 175738, 1493773, 2987546, 3778367, 7556734, 64232239, 128464478]

約数ペア:

[(1, 128464478), (2, 64232239), (17, 7556734), (34, 3778367), (43, 2987546), (86, 1493773), (731, 175738), (1462, 87869)]