22801121

素因数分解:

$7^2\times {\mathrm{19}}^2\times {\mathrm{1289}}^1$

素因数の和:1341

約数の個数: 18

約数和(自身を含む): 28014930

約数和(自身を除く): 5213809

約数列:

[1, 7, 19, 49, 133, 361, 931, 1289, 2527, 9023, 17689, 24491, 63161, 171437, 465329, 1200059, 3257303, 22801121]

約数ペア:

[(1, 22801121), (7, 3257303), (19, 1200059), (49, 465329), (133, 171437), (361, 63161), (931, 24491), (1289, 17689), (2527, 9023)]