487495215

素因数分解:

$3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{197}}^1\times {\mathrm{433}}^1$

素因数の和:768

約数の個数: 48

約数和(自身を含む): 857945088

約数和(自身を除く): 370449873

約数列:

[1, 3, 5, 9, 15, 45, 127, 197, 381, 433, 591, 635, 985, 1143, 1299, 1773, 1905, 2165, 2955, 3897, 5715, 6495, 8865, 19485, 25019, 54991, 75057, 85301, 125095, 164973, 225171, 255903, 274955, 375285, 426505, 494919, 767709, 824865, 1125855, 1279515, 2474595, 3838545, 10833227, 32499681, 54166135, 97499043, 162498405, 487495215]

約数ペア:

[(1, 487495215), (3, 162498405), (5, 97499043), (9, 54166135), (15, 32499681), (45, 10833227), (127, 3838545), (197, 2474595), (381, 1279515), (433, 1125855), (591, 824865), (635, 767709), (985, 494919), (1143, 426505), (1299, 375285), (1773, 274955), (1905, 255903), (2165, 225171), (2955, 164973), (3897, 125095), (5715, 85301), (6495, 75057), (8865, 54991), (19485, 25019)]