28371321

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{1601}}^1$

素因数の和:1797

約数の個数: 24

約数和(自身を含む): 44984160

約数和(自身を除く): 16612839

約数列:

[1, 3, 9, 11, 33, 99, 179, 537, 1601, 1611, 1969, 4803, 5907, 14409, 17611, 17721, 52833, 158499, 286579, 859737, 2579211, 3152369, 9457107, 28371321]

約数ペア:

[(1, 28371321), (3, 9457107), (9, 3152369), (11, 2579211), (33, 859737), (99, 286579), (179, 158499), (537, 52833), (1601, 17721), (1611, 17611), (1969, 14409), (4803, 5907)]