207864039

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{397}}^1$

素因数の和:579

約数の個数: 32

約数和(自身を含む): 294010560

約数和(自身を除く): 86146521

約数列:

[1, 3, 37, 53, 89, 111, 159, 267, 397, 1191, 1961, 3293, 4717, 5883, 9879, 14151, 14689, 21041, 35333, 44067, 63123, 105999, 174529, 523587, 778517, 1307321, 1872649, 2335551, 3921963, 5617947, 69288013, 207864039]

約数ペア:

[(1, 207864039), (3, 69288013), (37, 5617947), (53, 3921963), (89, 2335551), (111, 1872649), (159, 1307321), (267, 778517), (397, 523587), (1191, 174529), (1961, 105999), (3293, 63123), (4717, 44067), (5883, 35333), (9879, 21041), (14151, 14689)]