28234976

素因数分解:

$2^5\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1637}}^1$

素因数の和:1672

約数の個数: 72

約数和(自身を含む): 70584696

約数和(自身を除く): 42349720

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 49, 56, 77, 88, 98, 112, 154, 176, 196, 224, 308, 352, 392, 539, 616, 784, 1078, 1232, 1568, 1637, 2156, 2464, 3274, 4312, 6548, 8624, 11459, 13096, 17248, 18007, 22918, 26192, 36014, 45836, 52384, 72028, 80213, 91672, 126049, 144056, 160426, 183344, 252098, 288112, 320852, 366688, 504196, 576224, 641704, 882343, 1008392, 1283408, 1764686, 2016784, 2566816, 3529372, 4033568, 7058744, 14117488, 28234976]

約数ペア:

[(1, 28234976), (2, 14117488), (4, 7058744), (7, 4033568), (8, 3529372), (11, 2566816), (14, 2016784), (16, 1764686), (22, 1283408), (28, 1008392), (32, 882343), (44, 641704), (49, 576224), (56, 504196), (77, 366688), (88, 320852), (98, 288112), (112, 252098), (154, 183344), (176, 160426), (196, 144056), (224, 126049), (308, 91672), (352, 80213), (392, 72028), (539, 52384), (616, 45836), (784, 36014), (1078, 26192), (1232, 22918), (1568, 18007), (1637, 17248), (2156, 13096), (2464, 11459), (3274, 8624), (4312, 6548)]