81620931

素因数分解:

$3^1\times 7^1\times {\mathrm{499}}^1\times {\mathrm{7789}}^1$

素因数の和:8298

約数の個数: 16

約数和(自身を含む): 124640000

約数和(自身を除く): 43019069

約数列:

[1, 3, 7, 21, 499, 1497, 3493, 7789, 10479, 23367, 54523, 163569, 3886711, 11660133, 27206977, 81620931]

約数ペア:

[(1, 81620931), (3, 27206977), (7, 11660133), (21, 3886711), (499, 163569), (1497, 54523), (3493, 23367), (7789, 10479)]