2798338

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:369

約数の個数: 16

約数和(自身を含む): 4320000

約数和(自身を除く): 1521662

約数列:

[1, 2, 79, 89, 158, 178, 199, 398, 7031, 14062, 15721, 17711, 31442, 35422, 1399169, 2798338]

約数ペア:

[(1, 2798338), (2, 1399169), (79, 35422), (89, 31442), (158, 17711), (178, 15721), (199, 14062), (398, 7031)]