129641216

素因数分解:

$2^8\times {\mathrm{43}}^1\times {\mathrm{11777}}^1$

素因数の和:11836

約数の個数: 36

約数和(自身を含む): 264816552

約数和(自身を除く): 135175336

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 256, 344, 688, 1376, 2752, 5504, 11008, 11777, 23554, 47108, 94216, 188432, 376864, 506411, 753728, 1012822, 1507456, 2025644, 3014912, 4051288, 8102576, 16205152, 32410304, 64820608, 129641216]

約数ペア:

[(1, 129641216), (2, 64820608), (4, 32410304), (8, 16205152), (16, 8102576), (32, 4051288), (43, 3014912), (64, 2025644), (86, 1507456), (128, 1012822), (172, 753728), (256, 506411), (344, 376864), (688, 188432), (1376, 94216), (2752, 47108), (5504, 23554), (11008, 11777)]