1965573

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{1693}}^1$

素因数の和:1745

約数の個数: 16

約数和(自身を含む): 2981440

約数和(自身を除く): 1015867

約数列:

[1, 3, 9, 27, 43, 129, 387, 1161, 1693, 5079, 15237, 45711, 72799, 218397, 655191, 1965573]

約数ペア:

[(1, 1965573), (3, 655191), (9, 218397), (27, 72799), (43, 45711), (129, 15237), (387, 5079), (1161, 1693)]