2005217730171

素因数分解:

$3^2\times {\mathrm{549259}}^1\times {\mathrm{405641}}^1$

素因数の和:954906

約数の個数: 12

約数和(自身を含む): 2896438023960

約数和(自身を除く): 891220293789

約数列:

[1, 3, 9, 405641, 549259, 1216923, 1647777, 3650769, 4943331, 222801970019, 668405910057, 2005217730171]

約数ペア:

[(1, 2005217730171), (3, 668405910057), (9, 222801970019), (405641, 4943331), (549259, 3650769), (1216923, 1647777)]