56981456

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{26777}}^1$

素因数の和:26811

約数の個数: 40

約数和(自身を含む): 132818880

約数和(自身を除く): 75837424

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 26777, 53554, 107108, 187439, 214216, 374878, 428432, 508763, 749756, 1017526, 1499512, 2035052, 2999024, 3561341, 4070104, 7122682, 8140208, 14245364, 28490728, 56981456]

約数ペア:

[(1, 56981456), (2, 28490728), (4, 14245364), (7, 8140208), (8, 7122682), (14, 4070104), (16, 3561341), (19, 2999024), (28, 2035052), (38, 1499512), (56, 1017526), (76, 749756), (112, 508763), (133, 428432), (152, 374878), (266, 214216), (304, 187439), (532, 107108), (1064, 53554), (2128, 26777)]