66438141

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{287611}}^1$

素因数の和:287632

約数の個数: 16

約数和(自身を含む): 110443008

約数和(自身を除く): 44004867

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 287611, 862833, 2013277, 3163721, 6039831, 9491163, 22146047, 66438141]

約数ペア:

[(1, 66438141), (3, 22146047), (7, 9491163), (11, 6039831), (21, 3163721), (33, 2013277), (77, 862833), (231, 287611)]