31149525

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2221}}^1$

素因数の和:2262

約数の個数: 48

約数和(自身を含む): 59514048

約数和(自身を除く): 28364523

約数列:

[1, 3, 5, 11, 15, 17, 25, 33, 51, 55, 75, 85, 165, 187, 255, 275, 425, 561, 825, 935, 1275, 2221, 2805, 4675, 6663, 11105, 14025, 24431, 33315, 37757, 55525, 73293, 113271, 122155, 166575, 188785, 366465, 415327, 566355, 610775, 943925, 1245981, 1832325, 2076635, 2831775, 6229905, 10383175, 31149525]

約数ペア:

[(1, 31149525), (3, 10383175), (5, 6229905), (11, 2831775), (15, 2076635), (17, 1832325), (25, 1245981), (33, 943925), (51, 610775), (55, 566355), (75, 415327), (85, 366465), (165, 188785), (187, 166575), (255, 122155), (275, 113271), (425, 73293), (561, 55525), (825, 37757), (935, 33315), (1275, 24431), (2221, 14025), (2805, 11105), (4675, 6663)]