81045076

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{43201}}^1$

素因数の和:43279

約数の個数: 24

約数和(自身を含む): 164513216

約数和(自身を除く): 83468140

約数列:

[1, 2, 4, 7, 14, 28, 67, 134, 268, 469, 938, 1876, 43201, 86402, 172804, 302407, 604814, 1209628, 2894467, 5788934, 11577868, 20261269, 40522538, 81045076]

約数ペア:

[(1, 81045076), (2, 40522538), (4, 20261269), (7, 11577868), (14, 5788934), (28, 2894467), (67, 1209628), (134, 604814), (268, 302407), (469, 172804), (938, 86402), (1876, 43201)]