201215189

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{12613}}^1$

素因数の和:12716

約数の個数: 16

約数和(自身を含む): 239766912

約数和(自身を除く): 38551723

約数列:

[1, 7, 43, 53, 301, 371, 2279, 12613, 15953, 88291, 542359, 668489, 3796513, 4679423, 28745027, 201215189]

約数ペア:

[(1, 201215189), (7, 28745027), (43, 4679423), (53, 3796513), (301, 668489), (371, 542359), (2279, 88291), (12613, 15953)]