28208488

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{181}}^1$

素因数の和:239

約数の個数: 96

約数和(自身を含む): 69713280

約数和(自身を除く): 41504792

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 23, 28, 44, 46, 56, 77, 88, 92, 121, 154, 161, 181, 184, 242, 253, 308, 322, 362, 484, 506, 616, 644, 724, 847, 968, 1012, 1267, 1288, 1448, 1694, 1771, 1991, 2024, 2534, 2783, 3388, 3542, 3982, 4163, 5068, 5566, 6776, 7084, 7964, 8326, 10136, 11132, 13937, 14168, 15928, 16652, 19481, 21901, 22264, 27874, 29141, 33304, 38962, 43802, 45793, 55748, 58282, 77924, 87604, 91586, 111496, 116564, 153307, 155848, 175208, 183172, 233128, 306614, 320551, 366344, 503723, 613228, 641102, 1007446, 1226456, 1282204, 2014892, 2564408, 3526061, 4029784, 7052122, 14104244, 28208488]

約数ペア:

[(1, 28208488), (2, 14104244), (4, 7052122), (7, 4029784), (8, 3526061), (11, 2564408), (14, 2014892), (22, 1282204), (23, 1226456), (28, 1007446), (44, 641102), (46, 613228), (56, 503723), (77, 366344), (88, 320551), (92, 306614), (121, 233128), (154, 183172), (161, 175208), (181, 155848), (184, 153307), (242, 116564), (253, 111496), (308, 91586), (322, 87604), (362, 77924), (484, 58282), (506, 55748), (616, 45793), (644, 43802), (724, 38962), (847, 33304), (968, 29141), (1012, 27874), (1267, 22264), (1288, 21901), (1448, 19481), (1694, 16652), (1771, 15928), (1991, 14168), (2024, 13937), (2534, 11132), (2783, 10136), (3388, 8326), (3542, 7964), (3982, 7084), (4163, 6776), (5068, 5566)]