139419245

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{6763}}^1$

素因数の和:6825

約数の個数: 32

約数和(自身を含む): 207790080

約数和(自身を除く): 68370835

約数列:

[1, 5, 7, 19, 31, 35, 95, 133, 155, 217, 589, 665, 1085, 2945, 4123, 6763, 20615, 33815, 47341, 128497, 209653, 236705, 642485, 899479, 1048265, 1467571, 3983407, 4497395, 7337855, 19917035, 27883849, 139419245]

約数ペア:

[(1, 139419245), (5, 27883849), (7, 19917035), (19, 7337855), (31, 4497395), (35, 3983407), (95, 1467571), (133, 1048265), (155, 899479), (217, 642485), (589, 236705), (665, 209653), (1085, 128497), (2945, 47341), (4123, 33815), (6763, 20615)]