31506921

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{61417}}^1$

素因数の和:61445

約数の個数: 16

約数和(自身を含む): 49134400

約数和(自身を除く): 17627479

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 61417, 184251, 552753, 1166923, 1658259, 3500769, 10502307, 31506921]

約数ペア:

[(1, 31506921), (3, 10502307), (9, 3500769), (19, 1658259), (27, 1166923), (57, 552753), (171, 184251), (513, 61417)]