16281309

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1129}}^1$

素因数の和:1185

約数の個数: 32

約数和(自身を含む): 26035200

約数和(自身を除く): 9753891

約数列:

[1, 3, 11, 19, 23, 33, 57, 69, 209, 253, 437, 627, 759, 1129, 1311, 3387, 4807, 12419, 14421, 21451, 25967, 37257, 64353, 77901, 235961, 285637, 493373, 707883, 856911, 1480119, 5427103, 16281309]

約数ペア:

[(1, 16281309), (3, 5427103), (11, 1480119), (19, 856911), (23, 707883), (33, 493373), (57, 285637), (69, 235961), (209, 77901), (253, 64353), (437, 37257), (627, 25967), (759, 21451), (1129, 14421), (1311, 12419), (3387, 4807)]