49947898

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{409}}^1$

素因数の和:503

約数の個数: 64

約数和(自身を含む): 102493440

約数和(自身を除く): 52545542

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 61, 77, 91, 122, 143, 154, 182, 286, 409, 427, 671, 793, 818, 854, 1001, 1342, 1586, 2002, 2863, 4499, 4697, 5317, 5551, 5726, 8723, 8998, 9394, 10634, 11102, 17446, 24949, 31493, 37219, 49898, 58487, 61061, 62986, 74438, 116974, 122122, 174643, 274439, 324337, 349286, 409409, 548878, 648674, 818818, 1921073, 2270359, 3567707, 3842146, 4540718, 7135414, 24973949, 49947898]

約数ペア:

[(1, 49947898), (2, 24973949), (7, 7135414), (11, 4540718), (13, 3842146), (14, 3567707), (22, 2270359), (26, 1921073), (61, 818818), (77, 648674), (91, 548878), (122, 409409), (143, 349286), (154, 324337), (182, 274439), (286, 174643), (409, 122122), (427, 116974), (671, 74438), (793, 62986), (818, 61061), (854, 58487), (1001, 49898), (1342, 37219), (1586, 31493), (2002, 24949), (2863, 17446), (4499, 11102), (4697, 10634), (5317, 9394), (5551, 8998), (5726, 8723)]