251687430967

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{58757}}^1$

素因数の和:58940

約数の個数: 48

約数和(自身を含む): 318308538240

約数和(自身を除く): 66621107273

約数列:

[1, 7, 19, 43, 49, 107, 133, 301, 749, 817, 931, 2033, 2107, 4601, 5243, 5719, 14231, 32207, 40033, 58757, 87419, 99617, 225449, 411299, 611933, 1116383, 2526551, 2879093, 4283531, 6286999, 7814681, 17685857, 44008993, 48004469, 54702767, 119452981, 123800999, 270340957, 308062951, 336031283, 836170867, 1892386699, 2352218981, 5136478183, 5853196069, 13246706893, 35955347281, 251687430967]

約数ペア:

[(1, 251687430967), (7, 35955347281), (19, 13246706893), (43, 5853196069), (49, 5136478183), (107, 2352218981), (133, 1892386699), (301, 836170867), (749, 336031283), (817, 308062951), (931, 270340957), (2033, 123800999), (2107, 119452981), (4601, 54702767), (5243, 48004469), (5719, 44008993), (14231, 17685857), (32207, 7814681), (40033, 6286999), (58757, 4283531), (87419, 2879093), (99617, 2526551), (225449, 1116383), (411299, 611933)]