168353721

素因数分解:

$3^4\times {\mathrm{23}}^2\times {\mathrm{3929}}^1$

素因数の和:3987

約数の個数: 30

約数和(自身を含む): 262968090

約数和(自身を除く): 94614369

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 529, 621, 1587, 1863, 3929, 4761, 11787, 14283, 35361, 42849, 90367, 106083, 271101, 318249, 813303, 2078441, 2439909, 6235323, 7319727, 18705969, 56117907, 168353721]

約数ペア:

[(1, 168353721), (3, 56117907), (9, 18705969), (23, 7319727), (27, 6235323), (69, 2439909), (81, 2078441), (207, 813303), (529, 318249), (621, 271101), (1587, 106083), (1863, 90367), (3929, 42849), (4761, 35361), (11787, 14283)]