81407676

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{969139}}^1$

素因数の和:969153

約数の個数: 24

約数和(自身を含む): 217087360

約数和(自身を除く): 135679684

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 969139, 1938278, 2907417, 3876556, 5814834, 6783973, 11629668, 13567946, 20351919, 27135892, 40703838, 81407676]

約数ペア:

[(1, 81407676), (2, 40703838), (3, 27135892), (4, 20351919), (6, 13567946), (7, 11629668), (12, 6783973), (14, 5814834), (21, 3876556), (28, 2907417), (42, 1938278), (84, 969139)]