80978412

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{396953}}^1$

素因数の和:396977

約数の個数: 24

約数和(自身を含む): 200064816

約数和(自身を除く): 119086404

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 396953, 793906, 1190859, 1587812, 2381718, 4763436, 6748201, 13496402, 20244603, 26992804, 40489206, 80978412]

約数ペア:

[(1, 80978412), (2, 40489206), (3, 26992804), (4, 20244603), (6, 13496402), (12, 6748201), (17, 4763436), (34, 2381718), (51, 1587812), (68, 1190859), (102, 793906), (204, 396953)]