289031504

素因数分解:

$2^4\times {\mathrm{661}}^1\times {\mathrm{27329}}^1$

素因数の和:27998

約数の個数: 20

約数和(自身を含む): 560866260

約数和(自身を除く): 271834756

約数列:

[1, 2, 4, 8, 16, 661, 1322, 2644, 5288, 10576, 27329, 54658, 109316, 218632, 437264, 18064469, 36128938, 72257876, 144515752, 289031504]

約数ペア:

[(1, 289031504), (2, 144515752), (4, 72257876), (8, 36128938), (16, 18064469), (661, 437264), (1322, 218632), (2644, 109316), (5288, 54658), (10576, 27329)]