8663984

素因数分解:

$2^4\times 7^2\times {\mathrm{43}}^1\times {\mathrm{257}}^1$

素因数の和:322

約数の個数: 60

約数和(自身を含む): 20058984

約数和(自身を除く): 11395000

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 49, 56, 86, 98, 112, 172, 196, 257, 301, 344, 392, 514, 602, 688, 784, 1028, 1204, 1799, 2056, 2107, 2408, 3598, 4112, 4214, 4816, 7196, 8428, 11051, 12593, 14392, 16856, 22102, 25186, 28784, 33712, 44204, 50372, 77357, 88408, 100744, 154714, 176816, 201488, 309428, 541499, 618856, 1082998, 1237712, 2165996, 4331992, 8663984]

約数ペア:

[(1, 8663984), (2, 4331992), (4, 2165996), (7, 1237712), (8, 1082998), (14, 618856), (16, 541499), (28, 309428), (43, 201488), (49, 176816), (56, 154714), (86, 100744), (98, 88408), (112, 77357), (172, 50372), (196, 44204), (257, 33712), (301, 28784), (344, 25186), (392, 22102), (514, 16856), (602, 14392), (688, 12593), (784, 11051), (1028, 8428), (1204, 7196), (1799, 4816), (2056, 4214), (2107, 4112), (2408, 3598)]