291307443

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{4339}}^1$

素因数の和:4511

約数の個数: 32

約数和(自身を含む): 466636800

約数和(自身を除く): 175329357

約数列:

[1, 3, 7, 21, 23, 69, 139, 161, 417, 483, 973, 2919, 3197, 4339, 9591, 13017, 22379, 30373, 67137, 91119, 99797, 299391, 603121, 698579, 1809363, 2095737, 4221847, 12665541, 13871783, 41615349, 97102481, 291307443]

約数ペア:

[(1, 291307443), (3, 97102481), (7, 41615349), (21, 13871783), (23, 12665541), (69, 4221847), (139, 2095737), (161, 1809363), (417, 698579), (483, 603121), (973, 299391), (2919, 99797), (3197, 91119), (4339, 67137), (9591, 30373), (13017, 22379)]