2780294

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2939}}^1$

素因数の和:2995

約数の個数: 16

約数和(自身を含む): 4656960

約数和(自身を除く): 1876666

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 2939, 5878, 32329, 64658, 126377, 252754, 1390147, 2780294]

約数ペア:

[(1, 2780294), (2, 1390147), (11, 252754), (22, 126377), (43, 64658), (86, 32329), (473, 5878), (946, 2939)]