4257995

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{337}}^1$

素因数の和:387

約数の個数: 24

約数和(自身を含む): 6181344

約数和(自身を除く): 1923349

約数列:

[1, 5, 7, 19, 35, 95, 133, 337, 361, 665, 1685, 1805, 2359, 2527, 6403, 11795, 12635, 32015, 44821, 121657, 224105, 608285, 851599, 4257995]

約数ペア:

[(1, 4257995), (5, 851599), (7, 608285), (19, 224105), (35, 121657), (95, 44821), (133, 32015), (337, 12635), (361, 11795), (665, 6403), (1685, 2527), (1805, 2359)]