28524909

素因数分解:

$3^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{1459}}^1$

素因数の和:1502

約数の個数: 32

約数和(自身を含む): 46720000

約数和(自身を除く): 18195091

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 343, 399, 931, 1029, 1459, 2793, 4377, 6517, 10213, 19551, 27721, 30639, 71491, 83163, 194047, 214473, 500437, 582141, 1358329, 1501311, 4074987, 9508303, 28524909]

約数ペア:

[(1, 28524909), (3, 9508303), (7, 4074987), (19, 1501311), (21, 1358329), (49, 582141), (57, 500437), (133, 214473), (147, 194047), (343, 83163), (399, 71491), (931, 30639), (1029, 27721), (1459, 19551), (2793, 10213), (4377, 6517)]