212940761

素因数分解:

${\mathrm{11}}^2\times {\mathrm{1249}}^1\times {\mathrm{1409}}^1$

素因数の和:2680

約数の個数: 12

約数和(自身を含む): 234412500

約数和(自身を除く): 21471739

約数列:

[1, 11, 121, 1249, 1409, 13739, 15499, 151129, 170489, 1759841, 19358251, 212940761]

約数ペア:

[(1, 212940761), (11, 19358251), (121, 1759841), (1249, 170489), (1409, 151129), (13739, 15499)]