2543156

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{359}}^1$

素因数の和:404

約数の個数: 48

約数和(自身を含む): 5806080

約数和(自身を除く): 3262924

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 44, 46, 77, 92, 154, 161, 253, 308, 322, 359, 506, 644, 718, 1012, 1436, 1771, 2513, 3542, 3949, 5026, 7084, 7898, 8257, 10052, 15796, 16514, 27643, 33028, 55286, 57799, 90827, 110572, 115598, 181654, 231196, 363308, 635789, 1271578, 2543156]

約数ペア:

[(1, 2543156), (2, 1271578), (4, 635789), (7, 363308), (11, 231196), (14, 181654), (22, 115598), (23, 110572), (28, 90827), (44, 57799), (46, 55286), (77, 33028), (92, 27643), (154, 16514), (161, 15796), (253, 10052), (308, 8257), (322, 7898), (359, 7084), (506, 5026), (644, 3949), (718, 3542), (1012, 2513), (1436, 1771)]