28913472

素因数分解:

$2^6\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:197

約数の個数: 168

約数和(自身を含む): 96999552

約数和(自身を除く): 68086080

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 71, 72, 84, 96, 101, 112, 126, 142, 144, 168, 192, 202, 213, 224, 252, 284, 288, 303, 336, 404, 426, 448, 497, 504, 568, 576, 606, 639, 672, 707, 808, 852, 909, 994, 1008, 1136, 1212, 1278, 1344, 1414, 1491, 1616, 1704, 1818, 1988, 2016, 2121, 2272, 2424, 2556, 2828, 2982, 3232, 3408, 3636, 3976, 4032, 4242, 4473, 4544, 4848, 5112, 5656, 5964, 6363, 6464, 6816, 7171, 7272, 7952, 8484, 8946, 9696, 10224, 11312, 11928, 12726, 13632, 14342, 14544, 15904, 16968, 17892, 19392, 20448, 21513, 22624, 23856, 25452, 28684, 29088, 31808, 33936, 35784, 40896, 43026, 45248, 47712, 50197, 50904, 57368, 58176, 64539, 67872, 71568, 86052, 95424, 100394, 101808, 114736, 129078, 135744, 143136, 150591, 172104, 200788, 203616, 229472, 258156, 286272, 301182, 344208, 401576, 407232, 451773, 458944, 516312, 602364, 688416, 803152, 903546, 1032624, 1204728, 1376832, 1606304, 1807092, 2065248, 2409456, 3212608, 3614184, 4130496, 4818912, 7228368, 9637824, 14456736, 28913472]

約数ペア:

[(1, 28913472), (2, 14456736), (3, 9637824), (4, 7228368), (6, 4818912), (7, 4130496), (8, 3614184), (9, 3212608), (12, 2409456), (14, 2065248), (16, 1807092), (18, 1606304), (21, 1376832), (24, 1204728), (28, 1032624), (32, 903546), (36, 803152), (42, 688416), (48, 602364), (56, 516312), (63, 458944), (64, 451773), (71, 407232), (72, 401576), (84, 344208), (96, 301182), (101, 286272), (112, 258156), (126, 229472), (142, 203616), (144, 200788), (168, 172104), (192, 150591), (202, 143136), (213, 135744), (224, 129078), (252, 114736), (284, 101808), (288, 100394), (303, 95424), (336, 86052), (404, 71568), (426, 67872), (448, 64539), (497, 58176), (504, 57368), (568, 50904), (576, 50197), (606, 47712), (639, 45248), (672, 43026), (707, 40896), (808, 35784), (852, 33936), (909, 31808), (994, 29088), (1008, 28684), (1136, 25452), (1212, 23856), (1278, 22624), (1344, 21513), (1414, 20448), (1491, 19392), (1616, 17892), (1704, 16968), (1818, 15904), (1988, 14544), (2016, 14342), (2121, 13632), (2272, 12726), (2424, 11928), (2556, 11312), (2828, 10224), (2982, 9696), (3232, 8946), (3408, 8484), (3636, 7952), (3976, 7272), (4032, 7171), (4242, 6816), (4473, 6464), (4544, 6363), (4848, 5964), (5112, 5656)]