16081947

素因数分解:

$3^2\times 7^2\times {\mathrm{36467}}^1$

素因数の和:36487

約数の個数: 18

約数和(自身を含む): 27022788

約数和(自身を除く): 10940841

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 36467, 109401, 255269, 328203, 765807, 1786883, 2297421, 5360649, 16081947]

約数ペア:

[(1, 16081947), (3, 5360649), (7, 2297421), (9, 1786883), (21, 765807), (49, 328203), (63, 255269), (147, 109401), (441, 36467)]