207941321

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{18191}}^1$

素因数の和:18292

約数の個数: 16

約数和(自身を含む): 251486208

約数和(自身を除く): 43544887

約数列:

[1, 7, 23, 71, 161, 497, 1633, 11431, 18191, 127337, 418393, 1291561, 2928751, 9040927, 29705903, 207941321]

約数ペア:

[(1, 207941321), (7, 29705903), (23, 9040927), (71, 2928751), (161, 1291561), (497, 418393), (1633, 127337), (11431, 18191)]