201457795

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^2\times {\mathrm{283}}^1$

素因数の和:392

約数の個数: 48

約数和(自身を含む): 309664512

約数和(自身を除く): 108206717

約数列:

[1, 5, 7, 11, 35, 43, 55, 77, 215, 283, 301, 385, 473, 1415, 1505, 1849, 1981, 2365, 3113, 3311, 9245, 9905, 12169, 12943, 15565, 16555, 20339, 21791, 60845, 64715, 85183, 101695, 108955, 133859, 142373, 425915, 523267, 669295, 711865, 937013, 2616335, 3662869, 4685065, 5755937, 18314345, 28779685, 40291559, 201457795]

約数ペア:

[(1, 201457795), (5, 40291559), (7, 28779685), (11, 18314345), (35, 5755937), (43, 4685065), (55, 3662869), (77, 2616335), (215, 937013), (283, 711865), (301, 669295), (385, 523267), (473, 425915), (1415, 142373), (1505, 133859), (1849, 108955), (1981, 101695), (2365, 85183), (3113, 64715), (3311, 60845), (9245, 21791), (9905, 20339), (12169, 16555), (12943, 15565)]