2077687563

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{743891}}^1$

素因数の和:743927

約数の個数: 24

約数和(自身を含む): 3392147520

約数和(自身を除く): 1314459957

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 743891, 2231673, 5207237, 14133929, 15621711, 36450659, 42401787, 98937503, 109351977, 296812509, 692562521, 2077687563]

約数ペア:

[(1, 2077687563), (3, 692562521), (7, 296812509), (19, 109351977), (21, 98937503), (49, 42401787), (57, 36450659), (133, 15621711), (147, 14133929), (399, 5207237), (931, 2231673), (2793, 743891)]