2774779

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{673}}^1$

素因数の和:730

約数の個数: 16

約数和(自身を含む): 3450880

約数和(自身を除く): 676101

約数列:

[1, 7, 19, 31, 133, 217, 589, 673, 4123, 4711, 12787, 20863, 89509, 146041, 396397, 2774779]

約数ペア:

[(1, 2774779), (7, 396397), (19, 146041), (31, 89509), (133, 20863), (217, 12787), (589, 4711), (673, 4123)]