2016945

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1$

素因数の和:374

約数の個数: 48

約数和(自身を含む): 4218240

約数和(自身を除く): 2201295

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 57, 63, 95, 105, 133, 171, 285, 315, 337, 399, 665, 855, 1011, 1197, 1685, 1995, 2359, 3033, 5055, 5985, 6403, 7077, 11795, 15165, 19209, 21231, 32015, 35385, 44821, 57627, 96045, 106155, 134463, 224105, 288135, 403389, 672315, 2016945]

約数ペア:

[(1, 2016945), (3, 672315), (5, 403389), (7, 288135), (9, 224105), (15, 134463), (19, 106155), (21, 96045), (35, 57627), (45, 44821), (57, 35385), (63, 32015), (95, 21231), (105, 19209), (133, 15165), (171, 11795), (285, 7077), (315, 6403), (337, 5985), (399, 5055), (665, 3033), (855, 2359), (1011, 1995), (1197, 1685)]