199757957

素因数分解:

$7^2\times {\mathrm{227}}^1\times {\mathrm{17959}}^1$

素因数の和:18200

約数の個数: 12

約数和(自身を含む): 233408160

約数和(自身を除く): 33650203

約数列:

[1, 7, 49, 227, 1589, 11123, 17959, 125713, 879991, 4076693, 28536851, 199757957]

約数ペア:

[(1, 199757957), (7, 28536851), (49, 4076693), (227, 879991), (1589, 125713), (11123, 17959)]