8120991

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1\times {\mathrm{223}}^1$

素因数の和:486

約数の個数: 16

約数和(自身を含む): 11110400

約数和(自身を除く): 2989409

約数列:

[1, 3, 61, 183, 199, 223, 597, 669, 12139, 13603, 36417, 40809, 44377, 133131, 2706997, 8120991]

約数ペア:

[(1, 8120991), (3, 2706997), (61, 133131), (183, 44377), (199, 40809), (223, 36417), (597, 13603), (669, 12139)]