128353432

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{311}}^1\times {\mathrm{2243}}^1$

素因数の和:2583

約数の個数: 32

約数和(自身を含む): 252046080

約数和(自身を除く): 123692648

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 311, 622, 1244, 2243, 2488, 4486, 7153, 8972, 14306, 17944, 28612, 51589, 57224, 103178, 206356, 412712, 697573, 1395146, 2790292, 5580584, 16044179, 32088358, 64176716, 128353432]

約数ペア:

[(1, 128353432), (2, 64176716), (4, 32088358), (8, 16044179), (23, 5580584), (46, 2790292), (92, 1395146), (184, 697573), (311, 412712), (622, 206356), (1244, 103178), (2243, 57224), (2488, 51589), (4486, 28612), (7153, 17944), (8972, 14306)]