200820399

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{12841}}^1$

素因数の和:13258

約数の個数: 16

約数和(自身を含む): 289099104

約数和(自身を除く): 88278705

約数列:

[1, 3, 13, 39, 401, 1203, 5213, 12841, 15639, 38523, 166933, 500799, 5149241, 15447723, 66940133, 200820399]

約数ペア:

[(1, 200820399), (3, 66940133), (13, 15447723), (39, 5149241), (401, 500799), (1203, 166933), (5213, 38523), (12841, 15639)]