28489664

素因数分解:

$2^6\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3347}}^1$

素因数の和:3385

約数の個数: 56

約数和(自身を含む): 68031360

約数和(自身を除く): 39541696

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 133, 152, 224, 266, 304, 448, 532, 608, 1064, 1216, 2128, 3347, 4256, 6694, 8512, 13388, 23429, 26776, 46858, 53552, 63593, 93716, 107104, 127186, 187432, 214208, 254372, 374864, 445151, 508744, 749728, 890302, 1017488, 1499456, 1780604, 2034976, 3561208, 4069952, 7122416, 14244832, 28489664]

約数ペア:

[(1, 28489664), (2, 14244832), (4, 7122416), (7, 4069952), (8, 3561208), (14, 2034976), (16, 1780604), (19, 1499456), (28, 1017488), (32, 890302), (38, 749728), (56, 508744), (64, 445151), (76, 374864), (112, 254372), (133, 214208), (152, 187432), (224, 127186), (266, 107104), (304, 93716), (448, 63593), (532, 53552), (608, 46858), (1064, 26776), (1216, 23429), (2128, 13388), (3347, 8512), (4256, 6694)]