289609286

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{205981}}^1$

素因数の和:206039

約数の個数: 16

約数和(自身を含む): 469638960

約数和(自身を除く): 180029674

約数列:

[1, 2, 19, 37, 38, 74, 703, 1406, 205981, 411962, 3913639, 7621297, 7827278, 15242594, 144804643, 289609286]

約数ペア:

[(1, 289609286), (2, 144804643), (19, 15242594), (37, 7827278), (38, 7621297), (74, 3913639), (703, 411962), (1406, 205981)]