20161987167

素因数分解:

$3^1\times 7^1\times {\mathrm{10771}}^1\times {\mathrm{89137}}^1$

素因数の和:99918

約数の個数: 16

約数和(自身を含む): 30726225152

約数和(自身を除く): 10564237985

約数列:

[1, 3, 7, 21, 10771, 32313, 75397, 89137, 226191, 267411, 623959, 1871877, 960094627, 2880283881, 6720662389, 20161987167]

約数ペア:

[(1, 20161987167), (3, 6720662389), (7, 2880283881), (21, 960094627), (10771, 1871877), (32313, 623959), (75397, 267411), (89137, 226191)]