28534778888

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{295049}}^1$

素因数の和:295230

約数の個数: 64

約数和(自身を含む): 67129776000

約数和(自身を除く): 38594997112

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 157, 308, 314, 616, 628, 1099, 1256, 1727, 2198, 3454, 4396, 6908, 8792, 12089, 13816, 24178, 48356, 96712, 295049, 590098, 1180196, 2065343, 2360392, 3245539, 4130686, 6491078, 8261372, 12982156, 16522744, 22718773, 25964312, 45437546, 46322693, 90875092, 92645386, 181750184, 185290772, 324258851, 370581544, 509549623, 648517702, 1019099246, 1297035404, 2038198492, 2594070808, 3566847361, 4076396984, 7133694722, 14267389444, 28534778888]

約数ペア:

[(1, 28534778888), (2, 14267389444), (4, 7133694722), (7, 4076396984), (8, 3566847361), (11, 2594070808), (14, 2038198492), (22, 1297035404), (28, 1019099246), (44, 648517702), (56, 509549623), (77, 370581544), (88, 324258851), (154, 185290772), (157, 181750184), (308, 92645386), (314, 90875092), (616, 46322693), (628, 45437546), (1099, 25964312), (1256, 22718773), (1727, 16522744), (2198, 12982156), (3454, 8261372), (4396, 6491078), (6908, 4130686), (8792, 3245539), (12089, 2360392), (13816, 2065343), (24178, 1180196), (48356, 590098), (96712, 295049)]