220051447

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{259801}}^1$

素因数の和:259830

約数の個数: 12

約数和(自身を含む): 276429328

約数和(自身を除く): 56377881

約数列:

[1, 7, 11, 77, 121, 847, 259801, 1818607, 2857811, 20004677, 31435921, 220051447]

約数ペア:

[(1, 220051447), (7, 31435921), (11, 20004677), (77, 2857811), (121, 1818607), (847, 259801)]