639372216

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{165469}}^1$

素因数の和:165508

約数の個数: 64

約数和(自身を含む): 1906214400

約数和(自身を除く): 1266842184

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 42, 46, 56, 69, 84, 92, 138, 161, 168, 184, 276, 322, 483, 552, 644, 966, 1288, 1932, 3864, 165469, 330938, 496407, 661876, 992814, 1158283, 1323752, 1985628, 2316566, 3474849, 3805787, 3971256, 4633132, 6949698, 7611574, 9266264, 11417361, 13899396, 15223148, 22834722, 26640509, 27798792, 30446296, 45669444, 53281018, 79921527, 91338888, 106562036, 159843054, 213124072, 319686108, 639372216]

約数ペア:

[(1, 639372216), (2, 319686108), (3, 213124072), (4, 159843054), (6, 106562036), (7, 91338888), (8, 79921527), (12, 53281018), (14, 45669444), (21, 30446296), (23, 27798792), (24, 26640509), (28, 22834722), (42, 15223148), (46, 13899396), (56, 11417361), (69, 9266264), (84, 7611574), (92, 6949698), (138, 4633132), (161, 3971256), (168, 3805787), (184, 3474849), (276, 2316566), (322, 1985628), (483, 1323752), (552, 1158283), (644, 992814), (966, 661876), (1288, 496407), (1932, 330938), (3864, 165469)]