28760356

素因数分解:

$2^2\times {\mathrm{101}}^1\times {\mathrm{257}}^1\times {\mathrm{277}}^1$

素因数の和:639

約数の個数: 24

約数和(自身を含む): 51210936

約数和(自身を除く): 22450580

約数列:

[1, 2, 4, 101, 202, 257, 277, 404, 514, 554, 1028, 1108, 25957, 27977, 51914, 55954, 71189, 103828, 111908, 142378, 284756, 7190089, 14380178, 28760356]

約数ペア:

[(1, 28760356), (2, 14380178), (4, 7190089), (101, 284756), (202, 142378), (257, 111908), (277, 103828), (404, 71189), (514, 55954), (554, 51914), (1028, 27977), (1108, 25957)]