82921887

素因数分解:

$3^4\times {\mathrm{409}}^1\times {\mathrm{2503}}^1$

素因数の和:2924

約数の個数: 20

約数和(自身を含む): 124223440

約数和(自身を除く): 41301553

約数列:

[1, 3, 9, 27, 81, 409, 1227, 2503, 3681, 7509, 11043, 22527, 33129, 67581, 202743, 1023727, 3071181, 9213543, 27640629, 82921887]

約数ペア:

[(1, 82921887), (3, 27640629), (9, 9213543), (27, 3071181), (81, 1023727), (409, 202743), (1227, 67581), (2503, 33129), (3681, 22527), (7509, 11043)]