26999931

素因数分解:

$3^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{1381}}^1$

素因数の和:1424

約数の個数: 32

約数和(自身を含む): 44224000

約数和(自身を除く): 17224069

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 343, 399, 931, 1029, 1381, 2793, 4143, 6517, 9667, 19551, 26239, 29001, 67669, 78717, 183673, 203007, 473683, 551019, 1285711, 1421049, 3857133, 8999977, 26999931]

約数ペア:

[(1, 26999931), (3, 8999977), (7, 3857133), (19, 1421049), (21, 1285711), (49, 551019), (57, 473683), (133, 203007), (147, 183673), (343, 78717), (399, 67669), (931, 29001), (1029, 26239), (1381, 19551), (2793, 9667), (4143, 6517)]