538606989

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{214499}}^1$

素因数の和:214542

約数の個数: 20

約数和(自身を含む): 830544000

約数和(自身を除く): 291937011

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 214499, 643497, 1930491, 5791473, 6649469, 17374419, 19948407, 59845221, 179535663, 538606989]

約数ペア:

[(1, 538606989), (3, 179535663), (9, 59845221), (27, 19948407), (31, 17374419), (81, 6649469), (93, 5791473), (279, 1930491), (837, 643497), (2511, 214499)]