1994859

素因数分解:

$3^2\times {\mathrm{23}}^2\times {\mathrm{419}}^1$

素因数の和:471

約数の個数: 18

約数和(自身を含む): 3019380

約数和(自身を除く): 1024521

約数列:

[1, 3, 9, 23, 69, 207, 419, 529, 1257, 1587, 3771, 4761, 9637, 28911, 86733, 221651, 664953, 1994859]

約数ペア:

[(1, 1994859), (3, 664953), (9, 221651), (23, 86733), (69, 28911), (207, 9637), (419, 4761), (529, 3771), (1257, 1587)]