199924949

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{110273}}^1$

素因数の和:110324

約数の個数: 12

約数和(自身を含む): 238853484

約数和(自身を除く): 38928535

約数列:

[1, 7, 37, 49, 259, 1813, 110273, 771911, 4080101, 5403377, 28560707, 199924949]

約数ペア:

[(1, 199924949), (7, 28560707), (37, 5403377), (49, 4080101), (259, 771911), (1813, 110273)]