221105489

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{691}}^1\times {\mathrm{1531}}^1$

素因数の和:2252

約数の個数: 16

約数和(自身を含む): 254434560

約数和(自身を除く): 33329071

約数列:

[1, 11, 19, 209, 691, 1531, 7601, 13129, 16841, 29089, 144419, 319979, 1057921, 11637131, 20100499, 221105489]

約数ペア:

[(1, 221105489), (11, 20100499), (19, 11637131), (209, 1057921), (691, 319979), (1531, 144419), (7601, 29089), (13129, 16841)]