257473772

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{1307}}^1\times {\mathrm{2897}}^1$

素因数の和:4225

約数の個数: 24

約数和(自身を含む): 477613584

約数和(自身を除く): 220139812

約数列:

[1, 2, 4, 17, 34, 68, 1307, 2614, 2897, 5228, 5794, 11588, 22219, 44438, 49249, 88876, 98498, 196996, 3786379, 7572758, 15145516, 64368443, 128736886, 257473772]

約数ペア:

[(1, 257473772), (2, 128736886), (4, 64368443), (17, 15145516), (34, 7572758), (68, 3786379), (1307, 196996), (2614, 98498), (2897, 88876), (5228, 49249), (5794, 44438), (11588, 22219)]