2180447227

素因数分解:

$7^3\times {\mathrm{109}}^1\times {\mathrm{58321}}^1$

素因数の和:58451

約数の個数: 16

約数和(自身を含む): 2566168000

約数和(自身を除く): 385720773

約数列:

[1, 7, 49, 109, 343, 763, 5341, 37387, 58321, 408247, 2857729, 6356989, 20004103, 44498923, 311492461, 2180447227]

約数ペア:

[(1, 2180447227), (7, 311492461), (49, 44498923), (109, 20004103), (343, 6356989), (763, 2857729), (5341, 408247), (37387, 58321)]