208684

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1$

素因数の和:297

約数の個数: 24

約数和(自身を含む): 433440

約数和(自身を除く): 224756

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 257, 406, 514, 812, 1028, 1799, 3598, 7196, 7453, 14906, 29812, 52171, 104342, 208684]

約数ペア:

[(1, 208684), (2, 104342), (4, 52171), (7, 29812), (14, 14906), (28, 7453), (29, 7196), (58, 3598), (116, 1799), (203, 1028), (257, 812), (406, 514)]