2000643555

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{26777}}^1$

素因数の和:27095

約数の個数: 32

約数和(自身を含む): 3401020224

約数和(自身を除く): 1400376669

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 293, 879, 1465, 4395, 4981, 14943, 24905, 26777, 74715, 80331, 133885, 401655, 455209, 1365627, 2276045, 6828135, 7845661, 23536983, 39228305, 117684915, 133376237, 400128711, 666881185, 2000643555]

約数ペア:

[(1, 2000643555), (3, 666881185), (5, 400128711), (15, 133376237), (17, 117684915), (51, 39228305), (85, 23536983), (255, 7845661), (293, 6828135), (879, 2276045), (1465, 1365627), (4395, 455209), (4981, 401655), (14943, 133885), (24905, 80331), (26777, 74715)]