1668103689

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1499}}^1\times {\mathrm{2789}}^1$

素因数の和:4317

約数の個数: 32

約数和(自身を含む): 2678400000

約数和(自身を除く): 1010296311

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 1499, 2789, 4497, 8367, 10493, 19523, 28481, 31479, 52991, 58569, 85443, 158973, 199367, 370937, 598101, 1112811, 4180711, 12542133, 29264977, 79433509, 87794931, 238300527, 556034563, 1668103689]

約数ペア:

[(1, 1668103689), (3, 556034563), (7, 238300527), (19, 87794931), (21, 79433509), (57, 29264977), (133, 12542133), (399, 4180711), (1499, 1112811), (2789, 598101), (4497, 370937), (8367, 199367), (10493, 158973), (19523, 85443), (28481, 58569), (31479, 52991)]