206562951

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{105767}}^1$

素因数の和:105811

約数の個数: 24

約数和(自身を含む): 351995904

約数和(自身を除く): 145432953

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 105767, 317301, 740369, 951903, 2221107, 3278777, 6663321, 9836331, 22951439, 29508993, 68854317, 206562951]

約数ペア:

[(1, 206562951), (3, 68854317), (7, 29508993), (9, 22951439), (21, 9836331), (31, 6663321), (63, 3278777), (93, 2221107), (217, 951903), (279, 740369), (651, 317301), (1953, 105767)]