2578698909

素因数分解:

$3^4\times {\mathrm{619}}^1\times {\mathrm{51431}}^1$

素因数の和:52062

約数の個数: 20

約数和(自身を含む): 3858428640

約数和(自身を除く): 1279729731

約数列:

[1, 3, 9, 27, 81, 619, 1857, 5571, 16713, 50139, 51431, 154293, 462879, 1388637, 4165911, 31835789, 95507367, 286522101, 859566303, 2578698909]

約数ペア:

[(1, 2578698909), (3, 859566303), (9, 286522101), (27, 95507367), (81, 31835789), (619, 4165911), (1857, 1388637), (5571, 462879), (16713, 154293), (50139, 51431)]