81020604

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{964531}}^1$

素因数の和:964545

約数の個数: 24

約数和(自身を含む): 216055168

約数和(自身を除く): 135034564

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 964531, 1929062, 2893593, 3858124, 5787186, 6751717, 11574372, 13503434, 20255151, 27006868, 40510302, 81020604]

約数ペア:

[(1, 81020604), (2, 40510302), (3, 27006868), (4, 20255151), (6, 13503434), (7, 11574372), (12, 6751717), (14, 5787186), (21, 3858124), (28, 2893593), (42, 1929062), (84, 964531)]