15908144

素因数分解:

$2^4\times 7^2\times {\mathrm{103}}^1\times {\mathrm{197}}^1$

素因数の和:322

約数の個数: 60

約数和(自身を含む): 36386064

約数和(自身を除く): 20477920

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 103, 112, 196, 197, 206, 392, 394, 412, 721, 784, 788, 824, 1379, 1442, 1576, 1648, 2758, 2884, 3152, 5047, 5516, 5768, 9653, 10094, 11032, 11536, 19306, 20188, 20291, 22064, 38612, 40376, 40582, 77224, 80752, 81164, 142037, 154448, 162328, 284074, 324656, 568148, 994259, 1136296, 1988518, 2272592, 3977036, 7954072, 15908144]

約数ペア:

[(1, 15908144), (2, 7954072), (4, 3977036), (7, 2272592), (8, 1988518), (14, 1136296), (16, 994259), (28, 568148), (49, 324656), (56, 284074), (98, 162328), (103, 154448), (112, 142037), (196, 81164), (197, 80752), (206, 77224), (392, 40582), (394, 40376), (412, 38612), (721, 22064), (784, 20291), (788, 20188), (824, 19306), (1379, 11536), (1442, 11032), (1576, 10094), (1648, 9653), (2758, 5768), (2884, 5516), (3152, 5047)]