200812391

素因数分解:

${\mathrm{13}}^4\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:220

約数の個数: 20

約数和(自身を含む): 222775200

約数和(自身を除く): 21962809

約数列:

[1, 13, 79, 89, 169, 1027, 1157, 2197, 7031, 13351, 15041, 28561, 91403, 173563, 195533, 1188239, 2256319, 2541929, 15447107, 200812391]

約数ペア:

[(1, 200812391), (13, 15447107), (79, 2541929), (89, 2256319), (169, 1188239), (1027, 195533), (1157, 173563), (2197, 91403), (7031, 28561), (13351, 15041)]