257922014

素因数分解:

$2^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{145063}}^1$

素因数の和:145199

約数の個数: 16

約数和(自身を含む): 445636608

約数和(自身を除く): 187714594

約数列:

[1, 2, 7, 14, 127, 254, 889, 1778, 145063, 290126, 1015441, 2030882, 18423001, 36846002, 128961007, 257922014]

約数ペア:

[(1, 257922014), (2, 128961007), (7, 36846002), (14, 18423001), (127, 2030882), (254, 1015441), (889, 290126), (1778, 145063)]