28209216

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1$

素因数の和:312

約数の個数: 112

約数和(自身を含む): 86481920

約数和(自身を除く): 58272704

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 139, 151, 168, 192, 224, 278, 302, 336, 417, 448, 453, 556, 604, 672, 834, 906, 973, 1057, 1112, 1208, 1344, 1668, 1812, 1946, 2114, 2224, 2416, 2919, 3171, 3336, 3624, 3892, 4228, 4448, 4832, 5838, 6342, 6672, 7248, 7784, 8456, 8896, 9664, 11676, 12684, 13344, 14496, 15568, 16912, 20989, 23352, 25368, 26688, 28992, 31136, 33824, 41978, 46704, 50736, 62272, 62967, 67648, 83956, 93408, 101472, 125934, 146923, 167912, 186816, 202944, 251868, 293846, 335824, 440769, 503736, 587692, 671648, 881538, 1007472, 1175384, 1343296, 1763076, 2014944, 2350768, 3526152, 4029888, 4701536, 7052304, 9403072, 14104608, 28209216]

約数ペア:

[(1, 28209216), (2, 14104608), (3, 9403072), (4, 7052304), (6, 4701536), (7, 4029888), (8, 3526152), (12, 2350768), (14, 2014944), (16, 1763076), (21, 1343296), (24, 1175384), (28, 1007472), (32, 881538), (42, 671648), (48, 587692), (56, 503736), (64, 440769), (84, 335824), (96, 293846), (112, 251868), (139, 202944), (151, 186816), (168, 167912), (192, 146923), (224, 125934), (278, 101472), (302, 93408), (336, 83956), (417, 67648), (448, 62967), (453, 62272), (556, 50736), (604, 46704), (672, 41978), (834, 33824), (906, 31136), (973, 28992), (1057, 26688), (1112, 25368), (1208, 23352), (1344, 20989), (1668, 16912), (1812, 15568), (1946, 14496), (2114, 13344), (2224, 12684), (2416, 11676), (2919, 9664), (3171, 8896), (3336, 8456), (3624, 7784), (3892, 7248), (4228, 6672), (4448, 6342), (4832, 5838)]