642602406

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{2490707}}^1$

素因数の和:2490755

約数の個数: 16

約数和(自身を含む): 1315093824

約数和(自身を除く): 672491418

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 2490707, 4981414, 7472121, 14944242, 107100401, 214200802, 321301203, 642602406]

約数ペア:

[(1, 642602406), (2, 321301203), (3, 214200802), (6, 107100401), (43, 14944242), (86, 7472121), (129, 4981414), (258, 2490707)]