319630143

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{214373}}^1$

素因数の和:214454

約数の個数: 16

約数和(自身を含む): 493917696

約数和(自身を除く): 174287553

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 214373, 643119, 1500611, 4501833, 15220483, 45661449, 106543381, 319630143]

約数ペア:

[(1, 319630143), (3, 106543381), (7, 45661449), (21, 15220483), (71, 4501833), (213, 1500611), (497, 643119), (1491, 214373)]