28679112

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{739}}^1$

素因数の和:776

約数の個数: 144

約数和(自身を含む): 98701200

約数和(自身を除く): 70022088

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 18, 21, 22, 24, 28, 33, 36, 42, 44, 49, 56, 63, 66, 72, 77, 84, 88, 98, 99, 126, 132, 147, 154, 168, 196, 198, 231, 252, 264, 294, 308, 392, 396, 441, 462, 504, 539, 588, 616, 693, 739, 792, 882, 924, 1078, 1176, 1386, 1478, 1617, 1764, 1848, 2156, 2217, 2772, 2956, 3234, 3528, 4312, 4434, 4851, 5173, 5544, 5912, 6468, 6651, 8129, 8868, 9702, 10346, 12936, 13302, 15519, 16258, 17736, 19404, 20692, 24387, 26604, 31038, 32516, 36211, 38808, 41384, 46557, 48774, 53208, 56903, 62076, 65032, 72422, 73161, 93114, 97548, 108633, 113806, 124152, 144844, 146322, 170709, 186228, 195096, 217266, 227612, 289688, 292644, 325899, 341418, 372456, 398321, 434532, 455224, 512127, 585288, 651798, 682836, 796642, 869064, 1024254, 1194963, 1303596, 1365672, 1593284, 2048508, 2389926, 2607192, 3186568, 3584889, 4097016, 4779852, 7169778, 9559704, 14339556, 28679112]

約数ペア:

[(1, 28679112), (2, 14339556), (3, 9559704), (4, 7169778), (6, 4779852), (7, 4097016), (8, 3584889), (9, 3186568), (11, 2607192), (12, 2389926), (14, 2048508), (18, 1593284), (21, 1365672), (22, 1303596), (24, 1194963), (28, 1024254), (33, 869064), (36, 796642), (42, 682836), (44, 651798), (49, 585288), (56, 512127), (63, 455224), (66, 434532), (72, 398321), (77, 372456), (84, 341418), (88, 325899), (98, 292644), (99, 289688), (126, 227612), (132, 217266), (147, 195096), (154, 186228), (168, 170709), (196, 146322), (198, 144844), (231, 124152), (252, 113806), (264, 108633), (294, 97548), (308, 93114), (392, 73161), (396, 72422), (441, 65032), (462, 62076), (504, 56903), (539, 53208), (588, 48774), (616, 46557), (693, 41384), (739, 38808), (792, 36211), (882, 32516), (924, 31038), (1078, 26604), (1176, 24387), (1386, 20692), (1478, 19404), (1617, 17736), (1764, 16258), (1848, 15519), (2156, 13302), (2217, 12936), (2772, 10346), (2956, 9702), (3234, 8868), (3528, 8129), (4312, 6651), (4434, 6468), (4851, 5912), (5173, 5544)]