289297004

素因数分解:

$2^2\times {\mathrm{191}}^1\times {\mathrm{378661}}^1$

素因数の和:378856

約数の個数: 12

約数和(自身を含む): 508921728

約数和(自身を除く): 219624724

約数列:

[1, 2, 4, 191, 382, 764, 378661, 757322, 1514644, 72324251, 144648502, 289297004]

約数ペア:

[(1, 289297004), (2, 144648502), (4, 72324251), (191, 1514644), (382, 757322), (764, 378661)]