1277029262

素因数分解:

$2^1\times {\mathrm{15661}}^1\times {\mathrm{40771}}^1$

素因数の和:56434

約数の個数: 8

約数和(自身を含む): 1915713192

約数和(自身を除く): 638683930

約数列:

[1, 2, 15661, 31322, 40771, 81542, 638514631, 1277029262]

約数ペア:

[(1, 1277029262), (2, 638514631), (15661, 81542), (31322, 40771)]