990529904

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{97187}}^1$

素因数の和:97222

約数の個数: 60

約数和(自身を含む): 2404236744

約数和(自身を除く): 1413706840

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 364, 392, 637, 728, 784, 1274, 1456, 2548, 5096, 10192, 97187, 194374, 388748, 680309, 777496, 1263431, 1360618, 1554992, 2526862, 2721236, 4762163, 5053724, 5442472, 8844017, 9524326, 10107448, 10884944, 17688034, 19048652, 20214896, 35376068, 38097304, 61908119, 70752136, 76194608, 123816238, 141504272, 247632476, 495264952, 990529904]

約数ペア:

[(1, 990529904), (2, 495264952), (4, 247632476), (7, 141504272), (8, 123816238), (13, 76194608), (14, 70752136), (16, 61908119), (26, 38097304), (28, 35376068), (49, 20214896), (52, 19048652), (56, 17688034), (91, 10884944), (98, 10107448), (104, 9524326), (112, 8844017), (182, 5442472), (196, 5053724), (208, 4762163), (364, 2721236), (392, 2526862), (637, 1554992), (728, 1360618), (784, 1263431), (1274, 777496), (1456, 680309), (2548, 388748), (5096, 194374), (10192, 97187)]