2039745

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1$

素因数の和:465

約数の個数: 32

約数和(自身を含む): 3646080

約数和(自身を除く): 1606335

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 85, 95, 255, 285, 323, 421, 969, 1263, 1615, 2105, 4845, 6315, 7157, 7999, 21471, 23997, 35785, 39995, 107355, 119985, 135983, 407949, 679915, 2039745]

約数ペア:

[(1, 2039745), (3, 679915), (5, 407949), (15, 135983), (17, 119985), (19, 107355), (51, 39995), (57, 35785), (85, 23997), (95, 21471), (255, 7999), (285, 7157), (323, 6315), (421, 4845), (969, 2105), (1263, 1615)]