28842891

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{11351}}^1$

素因数の和:11383

約数の個数: 24

約数和(自身を含む): 48314112

約数和(自身を除く): 19471221

約数列:

[1, 3, 7, 11, 21, 33, 77, 121, 231, 363, 847, 2541, 11351, 34053, 79457, 124861, 238371, 374583, 874027, 1373471, 2622081, 4120413, 9614297, 28842891]

約数ペア:

[(1, 28842891), (3, 9614297), (7, 4120413), (11, 2622081), (21, 1373471), (33, 874027), (77, 374583), (121, 238371), (231, 124861), (363, 79457), (847, 34053), (2541, 11351)]