4125261

素因数分解:

$3^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:254

約数の個数: 32

約数和(自身を含む): 6784000

約数和(自身を除く): 2658739

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 211, 343, 399, 633, 931, 1029, 1477, 2793, 4009, 4431, 6517, 10339, 12027, 19551, 28063, 31017, 72373, 84189, 196441, 217119, 589323, 1375087, 4125261]

約数ペア:

[(1, 4125261), (3, 1375087), (7, 589323), (19, 217119), (21, 196441), (49, 84189), (57, 72373), (133, 31017), (147, 28063), (211, 19551), (343, 12027), (399, 10339), (633, 6517), (931, 4431), (1029, 4009), (1477, 2793)]