931433181

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{21817}}^1$

素因数の和:21953

約数の個数: 32

約数和(自身を含む): 1508060160

約数和(自身を除く): 576626979

約数列:

[1, 3, 7, 19, 21, 57, 107, 133, 321, 399, 749, 2033, 2247, 6099, 14231, 21817, 42693, 65451, 152719, 414523, 458157, 1243569, 2334419, 2901661, 7003257, 8704983, 16340933, 44353961, 49022799, 133061883, 310477727, 931433181]

約数ペア:

[(1, 931433181), (3, 310477727), (7, 133061883), (19, 49022799), (21, 44353961), (57, 16340933), (107, 8704983), (133, 7003257), (321, 2901661), (399, 2334419), (749, 1243569), (2033, 458157), (2247, 414523), (6099, 152719), (14231, 65451), (21817, 42693)]