86666888

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{199}}^1$

素因数の和:331

約数の個数: 96

約数和(自身を含む): 209304000

約数和(自身を除く): 122637112

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 49, 56, 77, 88, 98, 101, 154, 196, 199, 202, 308, 392, 398, 404, 539, 616, 707, 796, 808, 1078, 1111, 1393, 1414, 1592, 2156, 2189, 2222, 2786, 2828, 4312, 4378, 4444, 4949, 5572, 5656, 7777, 8756, 8888, 9751, 9898, 11144, 15323, 15554, 17512, 19502, 19796, 20099, 30646, 31108, 39004, 39592, 40198, 54439, 61292, 62216, 78008, 80396, 107261, 108878, 122584, 140693, 160792, 214522, 217756, 221089, 281386, 429044, 435512, 442178, 562772, 858088, 884356, 984851, 1125544, 1547623, 1768712, 1969702, 3095246, 3939404, 6190492, 7878808, 10833361, 12380984, 21666722, 43333444, 86666888]

約数ペア:

[(1, 86666888), (2, 43333444), (4, 21666722), (7, 12380984), (8, 10833361), (11, 7878808), (14, 6190492), (22, 3939404), (28, 3095246), (44, 1969702), (49, 1768712), (56, 1547623), (77, 1125544), (88, 984851), (98, 884356), (101, 858088), (154, 562772), (196, 442178), (199, 435512), (202, 429044), (308, 281386), (392, 221089), (398, 217756), (404, 214522), (539, 160792), (616, 140693), (707, 122584), (796, 108878), (808, 107261), (1078, 80396), (1111, 78008), (1393, 62216), (1414, 61292), (1592, 54439), (2156, 40198), (2189, 39592), (2222, 39004), (2786, 31108), (2828, 30646), (4312, 20099), (4378, 19796), (4444, 19502), (4949, 17512), (5572, 15554), (5656, 15323), (7777, 11144), (8756, 9898), (8888, 9751)]