28861119

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{15797}}^1$

素因数の和:15839

約数の個数: 24

約数和(自身を含む): 49289760

約数和(自身を除く): 20428641

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1827, 15797, 47391, 110579, 142173, 331737, 458113, 995211, 1374339, 3206791, 4123017, 9620373, 28861119]

約数ペア:

[(1, 28861119), (3, 9620373), (7, 4123017), (9, 3206791), (21, 1374339), (29, 995211), (63, 458113), (87, 331737), (203, 142173), (261, 110579), (609, 47391), (1827, 15797)]