81057978

素因数分解:

$2^1\times 3^2\times {\mathrm{353}}^1\times {\mathrm{12757}}^1$

素因数の和:13118

約数の個数: 24

約数和(自身を含む): 176136948

約数和(自身を除く): 95078970

約数列:

[1, 2, 3, 6, 9, 18, 353, 706, 1059, 2118, 3177, 6354, 12757, 25514, 38271, 76542, 114813, 229626, 4503221, 9006442, 13509663, 27019326, 40528989, 81057978]

約数ペア:

[(1, 81057978), (2, 40528989), (3, 27019326), (6, 13509663), (9, 9006442), (18, 4503221), (353, 229626), (706, 114813), (1059, 76542), (2118, 38271), (3177, 25514), (6354, 12757)]