28919968

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^3\times {\mathrm{97}}^1$

素因数の和:147

約数の個数: 96

約数和(自身を含む): 72309888

約数和(自身を除く): 43389920

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 77, 88, 97, 112, 121, 154, 176, 194, 224, 242, 308, 352, 388, 484, 616, 679, 776, 847, 968, 1067, 1232, 1331, 1358, 1552, 1694, 1936, 2134, 2464, 2662, 2716, 3104, 3388, 3872, 4268, 5324, 5432, 6776, 7469, 8536, 9317, 10648, 10864, 11737, 13552, 14938, 17072, 18634, 21296, 21728, 23474, 27104, 29876, 34144, 37268, 42592, 46948, 59752, 74536, 82159, 93896, 119504, 129107, 149072, 164318, 187792, 239008, 258214, 298144, 328636, 375584, 516428, 657272, 903749, 1032856, 1314544, 1807498, 2065712, 2629088, 3614996, 4131424, 7229992, 14459984, 28919968]

約数ペア:

[(1, 28919968), (2, 14459984), (4, 7229992), (7, 4131424), (8, 3614996), (11, 2629088), (14, 2065712), (16, 1807498), (22, 1314544), (28, 1032856), (32, 903749), (44, 657272), (56, 516428), (77, 375584), (88, 328636), (97, 298144), (112, 258214), (121, 239008), (154, 187792), (176, 164318), (194, 149072), (224, 129107), (242, 119504), (308, 93896), (352, 82159), (388, 74536), (484, 59752), (616, 46948), (679, 42592), (776, 37268), (847, 34144), (968, 29876), (1067, 27104), (1232, 23474), (1331, 21728), (1358, 21296), (1552, 18634), (1694, 17072), (1936, 14938), (2134, 13552), (2464, 11737), (2662, 10864), (2716, 10648), (3104, 9317), (3388, 8536), (3872, 7469), (4268, 6776), (5324, 5432)]