171882945

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2647}}^1$

素因数の和:2711

約数の個数: 64

約数和(自身を含む): 338096640

約数和(自身を除く): 166213695

約数列:

[1, 3, 5, 9, 13, 15, 27, 37, 39, 45, 65, 111, 117, 135, 185, 195, 333, 351, 481, 555, 585, 999, 1443, 1665, 1755, 2405, 2647, 4329, 4995, 7215, 7941, 12987, 13235, 21645, 23823, 34411, 39705, 64935, 71469, 97939, 103233, 119115, 172055, 293817, 309699, 357345, 489695, 516165, 881451, 929097, 1273207, 1469085, 1548495, 2644353, 3819621, 4407255, 4645485, 6366035, 11458863, 13221765, 19098105, 34376589, 57294315, 171882945]

約数ペア:

[(1, 171882945), (3, 57294315), (5, 34376589), (9, 19098105), (13, 13221765), (15, 11458863), (27, 6366035), (37, 4645485), (39, 4407255), (45, 3819621), (65, 2644353), (111, 1548495), (117, 1469085), (135, 1273207), (185, 929097), (195, 881451), (333, 516165), (351, 489695), (481, 357345), (555, 309699), (585, 293817), (999, 172055), (1443, 119115), (1665, 103233), (1755, 97939), (2405, 71469), (2647, 64935), (4329, 39705), (4995, 34411), (7215, 23823), (7941, 21645), (12987, 13235)]