12996812590

素因数分解:

$2^1\times 5^1\times {\mathrm{1303}}^1\times {\mathrm{997453}}^1$

素因数の和:998763

約数の個数: 16

約数和(自身を含む): 23412240288

約数和(自身を除く): 10415427698

約数列:

[1, 2, 5, 10, 1303, 2606, 6515, 13030, 997453, 1994906, 4987265, 9974530, 1299681259, 2599362518, 6498406295, 12996812590]

約数ペア:

[(1, 12996812590), (2, 6498406295), (5, 2599362518), (10, 1299681259), (1303, 9974530), (2606, 4987265), (6515, 1994906), (13030, 997453)]