261095745

素因数分解:

$3^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{38767}}^1$

素因数の和:39224

約数の個数: 16

約数和(自身を含む): 418694400

約数和(自身を除く): 157598655

約数列:

[1, 3, 5, 15, 449, 1347, 2245, 6735, 38767, 116301, 193835, 581505, 17406383, 52219149, 87031915, 261095745]

約数ペア:

[(1, 261095745), (3, 87031915), (5, 52219149), (15, 17406383), (449, 581505), (1347, 193835), (2245, 116301), (6735, 38767)]