30939651

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{7207}}^1$

素因数の和:7272

約数の個数: 20

約数和(自身を含む): 47097072

約数和(自身を除く): 16157421

約数列:

[1, 3, 9, 27, 53, 81, 159, 477, 1431, 4293, 7207, 21621, 64863, 194589, 381971, 583767, 1145913, 3437739, 10313217, 30939651]

約数ペア:

[(1, 30939651), (3, 10313217), (9, 3437739), (27, 1145913), (53, 583767), (81, 381971), (159, 194589), (477, 64863), (1431, 21621), (4293, 7207)]