645568750012

素因数分解:

$2^2\times {\mathrm{65951}}^1\times {\mathrm{2447153}}^1$

素因数の和:2513108

約数の個数: 12

約数和(自身を含む): 1129762904256

約数和(自身を除く): 484194154244

約数列:

[1, 2, 4, 65951, 131902, 263804, 2447153, 4894306, 9788612, 161392187503, 322784375006, 645568750012]

約数ペア:

[(1, 645568750012), (2, 322784375006), (4, 161392187503), (65951, 9788612), (131902, 4894306), (263804, 2447153)]