13880811

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{1831}}^1$

素因数の和:1879

約数の個数: 24

約数和(自身を含む): 22335744

約数和(自身を除く): 8454933

約数列:

[1, 3, 7, 19, 21, 57, 133, 361, 399, 1083, 1831, 2527, 5493, 7581, 12817, 34789, 38451, 104367, 243523, 660991, 730569, 1982973, 4626937, 13880811]

約数ペア:

[(1, 13880811), (3, 4626937), (7, 1982973), (19, 730569), (21, 660991), (57, 243523), (133, 104367), (361, 38451), (399, 34789), (1083, 12817), (1831, 7581), (2527, 5493)]