201986775

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{52807}}^1$

素因数の和:52840

約数の個数: 36

約数和(自身を含む): 383069232

約数和(自身を除く): 181082457

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 153, 225, 255, 425, 765, 1275, 3825, 52807, 158421, 264035, 475263, 792105, 897719, 1320175, 2376315, 2693157, 3960525, 4488595, 8079471, 11881575, 13465785, 22442975, 40397355, 67328925, 201986775]

約数ペア:

[(1, 201986775), (3, 67328925), (5, 40397355), (9, 22442975), (15, 13465785), (17, 11881575), (25, 8079471), (45, 4488595), (51, 3960525), (75, 2693157), (85, 2376315), (153, 1320175), (225, 897719), (255, 792105), (425, 475263), (765, 264035), (1275, 158421), (3825, 52807)]