210319983

素因数分解:

$3^4\times {\mathrm{419}}^1\times {\mathrm{6197}}^1$

素因数の和:6628

約数の個数: 20

約数和(自身を含む): 314982360

約数和(自身を除く): 104662377

約数列:

[1, 3, 9, 27, 81, 419, 1257, 3771, 6197, 11313, 18591, 33939, 55773, 167319, 501957, 2596543, 7789629, 23368887, 70106661, 210319983]

約数ペア:

[(1, 210319983), (3, 70106661), (9, 23368887), (27, 7789629), (81, 2596543), (419, 501957), (1257, 167319), (3771, 55773), (6197, 33939), (11313, 18591)]