81715116

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{972799}}^1$

素因数の和:972813

約数の個数: 24

約数和(自身を含む): 217907200

約数和(自身を除く): 136192084

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 972799, 1945598, 2918397, 3891196, 5836794, 6809593, 11673588, 13619186, 20428779, 27238372, 40857558, 81715116]

約数ペア:

[(1, 81715116), (2, 40857558), (3, 27238372), (4, 20428779), (6, 13619186), (7, 11673588), (12, 6809593), (14, 5836794), (21, 3891196), (28, 2918397), (42, 1945598), (84, 972799)]