1921795497

素因数分解:

$3^3\times {\mathrm{293}}^1\times {\mathrm{242927}}^1$

素因数の和:243229

約数の個数: 16

約数和(自身を含む): 2856833280

約数和(自身を除く): 935037783

約数列:

[1, 3, 9, 27, 293, 879, 2637, 7911, 242927, 728781, 2186343, 6559029, 71177611, 213532833, 640598499, 1921795497]

約数ペア:

[(1, 1921795497), (3, 640598499), (9, 213532833), (27, 71177611), (293, 6559029), (879, 2186343), (2637, 728781), (7911, 242927)]