307942747

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{3931}}^1$

素因数の和:4007

約数の個数: 24

約数和(自身を含む): 383511552

約数和(自身を除く): 75568805

約数列:

[1, 7, 19, 31, 133, 217, 361, 589, 2527, 3931, 4123, 11191, 27517, 74689, 78337, 121861, 522823, 853027, 1419091, 2315359, 9933637, 16207513, 43991821, 307942747]

約数ペア:

[(1, 307942747), (7, 43991821), (19, 16207513), (31, 9933637), (133, 2315359), (217, 1419091), (361, 853027), (589, 522823), (2527, 121861), (3931, 78337), (4123, 74689), (11191, 27517)]