1259205

素因数分解:

$3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{661}}^1$

素因数の和:796

約数の個数: 16

約数和(自身を含む): 2033664

約数和(自身を除く): 774459

約数列:

[1, 3, 5, 15, 127, 381, 635, 661, 1905, 1983, 3305, 9915, 83947, 251841, 419735, 1259205]

約数ペア:

[(1, 1259205), (3, 419735), (5, 251841), (15, 83947), (127, 9915), (381, 3305), (635, 1983), (661, 1905)]