289911088

素因数分解:

$2^4\times {\mathrm{149}}^1\times {\mathrm{121607}}^1$

素因数の和:121764

約数の個数: 20

約数和(自身を含む): 565477200

約数和(自身を除く): 275566112

約数列:

[1, 2, 4, 8, 16, 149, 298, 596, 1192, 2384, 121607, 243214, 486428, 972856, 1945712, 18119443, 36238886, 72477772, 144955544, 289911088]

約数ペア:

[(1, 289911088), (2, 144955544), (4, 72477772), (8, 36238886), (16, 18119443), (149, 1945712), (298, 972856), (596, 486428), (1192, 243214), (2384, 121607)]