16257438

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{12721}}^1$

素因数の和:12800

約数の個数: 24

約数和(自身を含む): 35723376

約数和(自身を除く): 19465938

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 12721, 25442, 38163, 76326, 114489, 228978, 903191, 1806382, 2709573, 5419146, 8128719, 16257438]

約数ペア:

[(1, 16257438), (2, 8128719), (3, 5419146), (6, 2709573), (9, 1806382), (18, 903191), (71, 228978), (142, 114489), (213, 76326), (426, 38163), (639, 25442), (1278, 12721)]