285008157

素因数分解:

$3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{28099}}^1$

素因数の和:28142

約数の個数: 36

約数和(自身を含む): 499730400

約数和(自身を除く): 214722243

約数列:

[1, 3, 7, 9, 21, 23, 49, 63, 69, 147, 161, 207, 441, 483, 1127, 1449, 3381, 10143, 28099, 84297, 196693, 252891, 590079, 646277, 1376851, 1770237, 1938831, 4130553, 4523939, 5816493, 12391659, 13571817, 31667573, 40715451, 95002719, 285008157]

約数ペア:

[(1, 285008157), (3, 95002719), (7, 40715451), (9, 31667573), (21, 13571817), (23, 12391659), (49, 5816493), (63, 4523939), (69, 4130553), (147, 1938831), (161, 1770237), (207, 1376851), (441, 646277), (483, 590079), (1127, 252891), (1449, 196693), (3381, 84297), (10143, 28099)]