209199732

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{2490473}}^1$

素因数の和:2490487

約数の個数: 24

約数和(自身を含む): 557866176

約数和(自身を除く): 348666444

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 2490473, 4980946, 7471419, 9961892, 14942838, 17433311, 29885676, 34866622, 52299933, 69733244, 104599866, 209199732]

約数ペア:

[(1, 209199732), (2, 104599866), (3, 69733244), (4, 52299933), (6, 34866622), (7, 29885676), (12, 17433311), (14, 14942838), (21, 9961892), (28, 7471419), (42, 4980946), (84, 2490473)]