690793376

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{33889}}^1$

素因数の和:33926

約数の個数: 72

約数和(自身を含む): 1703785860

約数和(自身を除く): 1012992484

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 224, 364, 392, 416, 637, 728, 784, 1274, 1456, 1568, 2548, 2912, 5096, 10192, 20384, 33889, 67778, 135556, 237223, 271112, 440557, 474446, 542224, 881114, 948892, 1084448, 1660561, 1762228, 1897784, 3083899, 3321122, 3524456, 3795568, 6167798, 6642244, 7048912, 7591136, 12335596, 13284488, 14097824, 21587293, 24671192, 26568976, 43174586, 49342384, 53137952, 86349172, 98684768, 172698344, 345396688, 690793376]

約数ペア:

[(1, 690793376), (2, 345396688), (4, 172698344), (7, 98684768), (8, 86349172), (13, 53137952), (14, 49342384), (16, 43174586), (26, 26568976), (28, 24671192), (32, 21587293), (49, 14097824), (52, 13284488), (56, 12335596), (91, 7591136), (98, 7048912), (104, 6642244), (112, 6167798), (182, 3795568), (196, 3524456), (208, 3321122), (224, 3083899), (364, 1897784), (392, 1762228), (416, 1660561), (637, 1084448), (728, 948892), (784, 881114), (1274, 542224), (1456, 474446), (1568, 440557), (2548, 271112), (2912, 237223), (5096, 135556), (10192, 67778), (20384, 33889)]