201960045

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{641143}}^1$

素因数の和:641161

約数の個数: 24

約数和(自身を含む): 400073856

約数和(自身を除く): 198113811

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 641143, 1923429, 3205715, 4488001, 5770287, 9617145, 13464003, 22440005, 28851435, 40392009, 67320015, 201960045]

約数ペア:

[(1, 201960045), (3, 67320015), (5, 40392009), (7, 28851435), (9, 22440005), (15, 13464003), (21, 9617145), (35, 5770287), (45, 4488001), (63, 3205715), (105, 1923429), (315, 641143)]