1587355

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:80

約数の個数: 48

約数和(自身を含む): 2626560

約数和(自身を除く): 1039205

約数列:

[1, 5, 7, 11, 19, 31, 35, 49, 55, 77, 95, 133, 155, 209, 217, 245, 341, 385, 539, 589, 665, 931, 1045, 1085, 1463, 1519, 1705, 2387, 2695, 2945, 4123, 4655, 6479, 7315, 7595, 10241, 11935, 16709, 20615, 28861, 32395, 45353, 51205, 83545, 144305, 226765, 317471, 1587355]

約数ペア:

[(1, 1587355), (5, 317471), (7, 226765), (11, 144305), (19, 83545), (31, 51205), (35, 45353), (49, 32395), (55, 28861), (77, 20615), (95, 16709), (133, 11935), (155, 10241), (209, 7595), (217, 7315), (245, 6479), (341, 4655), (385, 4123), (539, 2945), (589, 2695), (665, 2387), (931, 1705), (1045, 1519), (1085, 1463)]