81031818

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1929329}}^1$

素因数の和:1929341

約数の個数: 16

約数和(自身を含む): 185215680

約数和(自身を除く): 104183862

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1929329, 3858658, 5787987, 11575974, 13505303, 27010606, 40515909, 81031818]

約数ペア:

[(1, 81031818), (2, 40515909), (3, 27010606), (6, 13505303), (7, 11575974), (14, 5787987), (21, 3858658), (42, 1929329)]