1907489591

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{2048861}}^1$

素因数の和:2048894

約数の個数: 12

約数和(自身を含む): 2335702680

約数和(自身を除く): 428213089

約数列:

[1, 7, 19, 49, 133, 931, 2048861, 14342027, 38928359, 100394189, 272498513, 1907489591]

約数ペア:

[(1, 1907489591), (7, 272498513), (19, 100394189), (49, 38928359), (133, 14342027), (931, 2048861)]