205264521

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{26927}}^1$

素因数の和:26962

約数の個数: 36

約数和(自身を含む): 372468096

約数和(自身を除く): 167203575

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 121, 231, 363, 693, 847, 1089, 2541, 7623, 26927, 80781, 188489, 242343, 296197, 565467, 888591, 1696401, 2073379, 2665773, 3258167, 6220137, 9774501, 18660411, 22807169, 29323503, 68421507, 205264521]

約数ペア:

[(1, 205264521), (3, 68421507), (7, 29323503), (9, 22807169), (11, 18660411), (21, 9774501), (33, 6220137), (63, 3258167), (77, 2665773), (99, 2073379), (121, 1696401), (231, 888591), (363, 565467), (693, 296197), (847, 242343), (1089, 188489), (2541, 80781), (7623, 26927)]