243946808

素因数分解:

$2^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{71413}}^1$

素因数の和:71487

約数の個数: 32

約数和(自身を含む): 531320160

約数和(自身を除く): 287373352

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 61, 122, 244, 427, 488, 854, 1708, 3416, 71413, 142826, 285652, 499891, 571304, 999782, 1999564, 3999128, 4356193, 8712386, 17424772, 30493351, 34849544, 60986702, 121973404, 243946808]

約数ペア:

[(1, 243946808), (2, 121973404), (4, 60986702), (7, 34849544), (8, 30493351), (14, 17424772), (28, 8712386), (56, 4356193), (61, 3999128), (122, 1999564), (244, 999782), (427, 571304), (488, 499891), (854, 285652), (1708, 142826), (3416, 71413)]