225783369

素因数分解:

$3^4\times 7^1\times {\mathrm{398207}}^1$

素因数の和:398226

約数の個数: 20

約数和(自身を含む): 385465344

約数和(自身を除く): 159681975

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 398207, 1194621, 2787449, 3583863, 8362347, 10751589, 25087041, 32254767, 75261123, 225783369]

約数ペア:

[(1, 225783369), (3, 75261123), (7, 32254767), (9, 25087041), (21, 10751589), (27, 8362347), (63, 3583863), (81, 2787449), (189, 1194621), (567, 398207)]