996988888

素因数分解:

$2^3\times 7^2\times {\mathrm{337}}^1\times {\mathrm{7547}}^1$

素因数の和:7904

約数の個数: 48

約数和(自身を含む): 2181296520

約数和(自身を除く): 1184307632

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 337, 392, 674, 1348, 2359, 2696, 4718, 7547, 9436, 15094, 16513, 18872, 30188, 33026, 52829, 60376, 66052, 105658, 132104, 211316, 369803, 422632, 739606, 1479212, 2543339, 2958424, 5086678, 10173356, 17803373, 20346712, 35606746, 71213492, 124623611, 142426984, 249247222, 498494444, 996988888]

約数ペア:

[(1, 996988888), (2, 498494444), (4, 249247222), (7, 142426984), (8, 124623611), (14, 71213492), (28, 35606746), (49, 20346712), (56, 17803373), (98, 10173356), (196, 5086678), (337, 2958424), (392, 2543339), (674, 1479212), (1348, 739606), (2359, 422632), (2696, 369803), (4718, 211316), (7547, 132104), (9436, 105658), (15094, 66052), (16513, 60376), (18872, 52829), (30188, 33026)]