127890286

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{27061}}^1$

素因数の和:27219

約数の個数: 16

約数和(自身を含む): 204588720

約数和(自身を除く): 76698434

約数列:

[1, 2, 17, 34, 139, 278, 2363, 4726, 27061, 54122, 460037, 920074, 3761479, 7522958, 63945143, 127890286]

約数ペア:

[(1, 127890286), (2, 63945143), (17, 7522958), (34, 3761479), (139, 920074), (278, 460037), (2363, 54122), (4726, 27061)]