81487308

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{970087}}^1$

素因数の和:970101

約数の個数: 24

約数和(自身を含む): 217299712

約数和(自身を除く): 135812404

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 970087, 1940174, 2910261, 3880348, 5820522, 6790609, 11641044, 13581218, 20371827, 27162436, 40743654, 81487308]

約数ペア:

[(1, 81487308), (2, 40743654), (3, 27162436), (4, 20371827), (6, 13581218), (7, 11641044), (12, 6790609), (14, 5820522), (21, 3880348), (28, 2910261), (42, 1940174), (84, 970087)]