809968006

素因数分解:

$2^1\times {\mathrm{631}}^1\times {\mathrm{641813}}^1$

素因数の和:642446

約数の個数: 8

約数和(自身を含む): 1216879344

約数和(自身を除く): 406911338

約数列:

[1, 2, 631, 1262, 641813, 1283626, 404984003, 809968006]

約数ペア:

[(1, 809968006), (2, 404984003), (631, 1283626), (1262, 641813)]