842989887

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{647}}^1\times {\mathrm{2039}}^1$

素因数の和:2763

約数の個数: 24

約数和(自身を含む): 1237317120

約数和(自身を除く): 394327233

約数列:

[1, 3, 9, 71, 213, 639, 647, 1941, 2039, 5823, 6117, 18351, 45937, 137811, 144769, 413433, 434307, 1302921, 1319233, 3957699, 11873097, 93665543, 280996629, 842989887]

約数ペア:

[(1, 842989887), (3, 280996629), (9, 93665543), (71, 11873097), (213, 3957699), (639, 1319233), (647, 1302921), (1941, 434307), (2039, 413433), (5823, 144769), (6117, 137811), (18351, 45937)]