28390367474

素因数分解:

$2^1\times 7^1\times {\mathrm{859}}^1\times {\mathrm{2360749}}^1$

素因数の和:2361617

約数の個数: 16

約数和(自身を含む): 48725880000

約数和(自身を除く): 20335512526

約数列:

[1, 2, 7, 14, 859, 1718, 6013, 12026, 2360749, 4721498, 16525243, 33050486, 2027883391, 4055766782, 14195183737, 28390367474]

約数ペア:

[(1, 28390367474), (2, 14195183737), (7, 4055766782), (14, 2027883391), (859, 33050486), (1718, 16525243), (6013, 4721498), (12026, 2360749)]