393984774

素因数分解:

$2^1\times 3^2\times {\mathrm{2647}}^1\times {\mathrm{8269}}^1$

素因数の和:10924

約数の個数: 24

約数和(自身を含む): 854059440

約数和(自身を除く): 460074666

約数列:

[1, 2, 3, 6, 9, 18, 2647, 5294, 7941, 8269, 15882, 16538, 23823, 24807, 47646, 49614, 74421, 148842, 21888043, 43776086, 65664129, 131328258, 196992387, 393984774]

約数ペア:

[(1, 393984774), (2, 196992387), (3, 131328258), (6, 65664129), (9, 43776086), (18, 21888043), (2647, 148842), (5294, 74421), (7941, 49614), (8269, 47646), (15882, 24807), (16538, 23823)]