1813174479

素因数分解:

$3^2\times {\mathrm{23}}^2\times {\mathrm{380839}}^1$

素因数の和:380891

約数の個数: 18

約数和(自身を含む): 2737858760

約数和(自身を除く): 924684281

約数列:

[1, 3, 9, 23, 69, 207, 529, 1587, 4761, 380839, 1142517, 3427551, 8759297, 26277891, 78833673, 201463831, 604391493, 1813174479]

約数ペア:

[(1, 1813174479), (3, 604391493), (9, 201463831), (23, 78833673), (69, 26277891), (207, 8759297), (529, 3427551), (1587, 1142517), (4761, 380839)]