87806866

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{3709}}^1$

素因数の和:3826

約数の個数: 32

約数和(自身を含む): 160272000

約数和(自身を除く): 72465134

約数列:

[1, 2, 7, 14, 19, 38, 89, 133, 178, 266, 623, 1246, 1691, 3382, 3709, 7418, 11837, 23674, 25963, 51926, 70471, 140942, 330101, 493297, 660202, 986594, 2310707, 4621414, 6271919, 12543838, 43903433, 87806866]

約数ペア:

[(1, 87806866), (2, 43903433), (7, 12543838), (14, 6271919), (19, 4621414), (38, 2310707), (89, 986594), (133, 660202), (178, 493297), (266, 330101), (623, 140942), (1246, 70471), (1691, 51926), (3382, 25963), (3709, 23674), (7418, 11837)]