7564216

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1999}}^1$

素因数の和:2059

約数の個数: 32

約数和(自身を含む): 15840000

約数和(自身を除く): 8275784

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 86, 88, 172, 344, 473, 946, 1892, 1999, 3784, 3998, 7996, 15992, 21989, 43978, 85957, 87956, 171914, 175912, 343828, 687656, 945527, 1891054, 3782108, 7564216]

約数ペア:

[(1, 7564216), (2, 3782108), (4, 1891054), (8, 945527), (11, 687656), (22, 343828), (43, 175912), (44, 171914), (86, 87956), (88, 85957), (172, 43978), (344, 21989), (473, 15992), (946, 7996), (1892, 3998), (1999, 3784)]