28406772

素因数分解:

$2^2\times 3^2\times {\mathrm{789077}}^1$

素因数の和:789087

約数の個数: 18

約数和(自身を含む): 71806098

約数和(自身を除く): 43399326

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 789077, 1578154, 2367231, 3156308, 4734462, 7101693, 9468924, 14203386, 28406772]

約数ペア:

[(1, 28406772), (2, 14203386), (3, 9468924), (4, 7101693), (6, 4734462), (9, 3156308), (12, 2367231), (18, 1578154), (36, 789077)]