2003809311

素因数分解:

$3^2\times 7^1\times {\mathrm{229}}^1\times {\mathrm{138893}}^1$

素因数の和:139135

約数の個数: 24

約数和(自身を含む): 3322344480

約数和(自身を除く): 1318535169

約数列:

[1, 3, 7, 9, 21, 63, 229, 687, 1603, 2061, 4809, 14427, 138893, 416679, 972251, 1250037, 2916753, 8750259, 31806497, 95419491, 222645479, 286258473, 667936437, 2003809311]

約数ペア:

[(1, 2003809311), (3, 667936437), (7, 286258473), (9, 222645479), (21, 95419491), (63, 31806497), (229, 8750259), (687, 2916753), (1603, 1250037), (2061, 972251), (4809, 416679), (14427, 138893)]