51509979

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{40591}}^1$

素因数の和:40647

約数の個数: 16

約数和(自身を含む): 77936640

約数和(自身を除く): 26426661

約数列:

[1, 3, 9, 27, 47, 141, 423, 1269, 40591, 121773, 365319, 1095957, 1907777, 5723331, 17169993, 51509979]

約数ペア:

[(1, 51509979), (3, 17169993), (9, 5723331), (27, 1907777), (47, 1095957), (141, 365319), (423, 121773), (1269, 40591)]