197392489

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{4177}}^1$

素因数の和:4384

約数の個数: 16

約数和(自身を含む): 232363648

約数和(自身を除く): 34971159

約数列:

[1, 7, 43, 157, 301, 1099, 4177, 6751, 29239, 47257, 179611, 655789, 1257277, 4590523, 28198927, 197392489]

約数ペア:

[(1, 197392489), (7, 28198927), (43, 4590523), (157, 1257277), (301, 655789), (1099, 179611), (4177, 47257), (6751, 29239)]