291287277

素因数分解:

$3^2\times {\mathrm{107}}^1\times {\mathrm{131}}^1\times {\mathrm{2309}}^1$

素因数の和:2553

約数の個数: 24

約数和(自身を含む): 428107680

約数和(自身を除く): 136820403

約数列:

[1, 3, 9, 107, 131, 321, 393, 963, 1179, 2309, 6927, 14017, 20781, 42051, 126153, 247063, 302479, 741189, 907437, 2223567, 2722311, 32365253, 97095759, 291287277]

約数ペア:

[(1, 291287277), (3, 97095759), (9, 32365253), (107, 2722311), (131, 2223567), (321, 907437), (393, 741189), (963, 302479), (1179, 247063), (2309, 126153), (6927, 42051), (14017, 20781)]