191691842

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{313}}^1\times {\mathrm{2203}}^1$

素因数の和:2657

約数の個数: 16

約数和(自身を含む): 290663520

約数和(自身を除く): 98971678

約数列:

[1, 2, 139, 278, 313, 626, 2203, 4406, 43507, 87014, 306217, 612434, 689539, 1379078, 95845921, 191691842]

約数ペア:

[(1, 191691842), (2, 95845921), (139, 1379078), (278, 689539), (313, 612434), (626, 306217), (2203, 87014), (4406, 43507)]