3945321

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{3109}}^1$

素因数の和:3165

約数の個数: 16

約数和(自身を含む): 5971200

約数和(自身を除く): 2025879

約数列:

[1, 3, 9, 27, 47, 141, 423, 1269, 3109, 9327, 27981, 83943, 146123, 438369, 1315107, 3945321]

約数ペア:

[(1, 3945321), (3, 1315107), (9, 438369), (27, 146123), (47, 83943), (141, 27981), (423, 9327), (1269, 3109)]