2784691

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{431}}^1$

素因数の和:522

約数の個数: 16

約数和(自身を含む): 3483648

約数和(自身を除く): 698957

約数列:

[1, 7, 13, 71, 91, 431, 497, 923, 3017, 5603, 6461, 30601, 39221, 214207, 397813, 2784691]

約数ペア:

[(1, 2784691), (7, 397813), (13, 214207), (71, 39221), (91, 30601), (431, 6461), (497, 5603), (923, 3017)]