81262458

素因数分解:

$2^1\times 3^2\times {\mathrm{139}}^1\times {\mathrm{32479}}^1$

素因数の和:32626

約数の個数: 24

約数和(自身を含む): 177340800

約数和(自身を除く): 96078342

約数列:

[1, 2, 3, 6, 9, 18, 139, 278, 417, 834, 1251, 2502, 32479, 64958, 97437, 194874, 292311, 584622, 4514581, 9029162, 13543743, 27087486, 40631229, 81262458]

約数ペア:

[(1, 81262458), (2, 40631229), (3, 27087486), (6, 13543743), (9, 9029162), (18, 4514581), (139, 584622), (278, 292311), (417, 194874), (834, 97437), (1251, 64958), (2502, 32479)]