139549319

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1877}}^1$

素因数の和:1959

約数の個数: 32

約数和(自身を含む): 185095680

約数和(自身を除く): 45546361

約数列:

[1, 7, 13, 19, 43, 91, 133, 247, 301, 559, 817, 1729, 1877, 3913, 5719, 10621, 13139, 24401, 35663, 74347, 80711, 170807, 249641, 463619, 564977, 1049243, 1533509, 3245333, 7344701, 10734563, 19935617, 139549319]

約数ペア:

[(1, 139549319), (7, 19935617), (13, 10734563), (19, 7344701), (43, 3245333), (91, 1533509), (133, 1049243), (247, 564977), (301, 463619), (559, 249641), (817, 170807), (1729, 80711), (1877, 74347), (3913, 35663), (5719, 24401), (10621, 13139)]