209681811

素因数分解:

$3^3\times {\mathrm{59}}^1\times {\mathrm{131627}}^1$

素因数の和:131695

約数の個数: 16

約数和(自身を含む): 315907200

約数和(自身を除く): 106225389

約数列:

[1, 3, 9, 27, 59, 177, 531, 1593, 131627, 394881, 1184643, 3553929, 7765993, 23297979, 69893937, 209681811]

約数ペア:

[(1, 209681811), (3, 69893937), (9, 23297979), (27, 7765993), (59, 3553929), (177, 1184643), (531, 394881), (1593, 131627)]