1285386465

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1381}}^1\times {\mathrm{5641}}^1$

素因数の和:7041

約数の個数: 32

約数和(自身を含む): 2245606272

約数和(自身を除く): 960219807

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 1381, 4143, 5641, 6905, 15191, 16923, 20715, 28205, 45573, 62051, 75955, 84615, 186153, 227865, 310255, 930765, 7790221, 23370663, 38951105, 85692431, 116853315, 257077293, 428462155, 1285386465]

約数ペア:

[(1, 1285386465), (3, 428462155), (5, 257077293), (11, 116853315), (15, 85692431), (33, 38951105), (55, 23370663), (165, 7790221), (1381, 930765), (4143, 310255), (5641, 227865), (6905, 186153), (15191, 84615), (16923, 75955), (20715, 62051), (28205, 45573)]