210318170721

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{281}}^1\times {\mathrm{881}}^1\times {\mathrm{6907}}^1$

素因数の和:8113

約数の個数: 32

約数和(自身を含む): 288655145856

約数和(自身を除く): 78336975135

約数列:

[1, 3, 41, 123, 281, 843, 881, 2643, 6907, 11521, 20721, 34563, 36121, 108363, 247561, 283187, 742683, 849561, 1940867, 5822601, 6085067, 10150001, 18255201, 30450003, 79575547, 238726641, 249487747, 748463241, 1709903827, 5129711481, 70106056907, 210318170721]

約数ペア:

[(1, 210318170721), (3, 70106056907), (41, 5129711481), (123, 1709903827), (281, 748463241), (843, 249487747), (881, 238726641), (2643, 79575547), (6907, 30450003), (11521, 18255201), (20721, 10150001), (34563, 6085067), (36121, 5822601), (108363, 1940867), (247561, 849561), (283187, 742683)]