280465922

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{208991}}^1$

素因数の和:209065

約数の個数: 16

約数和(自身を含む): 466470144

約数和(自身を除く): 186004222

約数列:

[1, 2, 11, 22, 61, 122, 671, 1342, 208991, 417982, 2298901, 4597802, 12748451, 25496902, 140232961, 280465922]

約数ペア:

[(1, 280465922), (2, 140232961), (11, 25496902), (22, 12748451), (61, 4597802), (122, 2298901), (671, 417982), (1342, 208991)]