7994619

素因数分解:

$3^4\times {\mathrm{229}}^1\times {\mathrm{431}}^1$

素因数の和:672

約数の個数: 20

約数和(自身を含む): 12022560

約数和(自身を除く): 4027941

約数列:

[1, 3, 9, 27, 81, 229, 431, 687, 1293, 2061, 3879, 6183, 11637, 18549, 34911, 98699, 296097, 888291, 2664873, 7994619]

約数ペア:

[(1, 7994619), (3, 2664873), (9, 888291), (27, 296097), (81, 98699), (229, 34911), (431, 18549), (687, 11637), (1293, 6183), (2061, 3879)]