278319736439

素因数分解:

${\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{419}}^1\times {\mathrm{947}}^1$

素因数の和:1500

約数の個数: 48

約数和(自身を含む): 309465878400

約数和(自身を除く): 31146141961

約数列:

[1, 19, 29, 67, 361, 419, 551, 947, 1273, 1943, 7961, 10469, 12151, 17993, 24187, 27463, 28073, 36917, 63449, 151259, 230869, 341867, 396793, 521797, 533387, 701423, 814117, 1205531, 1840021, 4386511, 7539067, 9914143, 10134353, 11506997, 15468223, 22905089, 26585131, 34960399, 143242273, 218632943, 293896237, 505117489, 664247581, 770968799, 4154025917, 9597232291, 14648407181, 278319736439]

約数ペア:

[(1, 278319736439), (19, 14648407181), (29, 9597232291), (67, 4154025917), (361, 770968799), (419, 664247581), (551, 505117489), (947, 293896237), (1273, 218632943), (1943, 143242273), (7961, 34960399), (10469, 26585131), (12151, 22905089), (17993, 15468223), (24187, 11506997), (27463, 10134353), (28073, 9914143), (36917, 7539067), (63449, 4386511), (151259, 1840021), (230869, 1205531), (341867, 814117), (396793, 701423), (521797, 533387)]