28400127

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{36551}}^1$

素因数の和:36598

約数の個数: 16

約数和(自身を含む): 44447232

約数和(自身を除く): 16047105

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 36551, 109653, 255857, 767571, 1352387, 4057161, 9466709, 28400127]

約数ペア:

[(1, 28400127), (3, 9466709), (7, 4057161), (21, 1352387), (37, 767571), (111, 255857), (259, 109653), (777, 36551)]