561328982

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{28439}}^1$

素因数の和:28651

約数の個数: 16

約数和(自身を含む): 860025600

約数和(自身を除く): 298696618

約数列:

[1, 2, 71, 139, 142, 278, 9869, 19738, 28439, 56878, 2019169, 3953021, 4038338, 7906042, 280664491, 561328982]

約数ペア:

[(1, 561328982), (2, 280664491), (71, 7906042), (139, 4038338), (142, 3953021), (278, 2019169), (9869, 56878), (19738, 28439)]