28880691

素因数分解:

$3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{12853}}^1$

素因数の和:12970

約数の個数: 16

約数和(自身を含む): 44423424

約数和(自身を除く): 15542733

約数列:

[1, 3, 7, 21, 107, 321, 749, 2247, 12853, 38559, 89971, 269913, 1375271, 4125813, 9626897, 28880691]

約数ペア:

[(1, 28880691), (3, 9626897), (7, 4125813), (21, 1375271), (107, 269913), (321, 89971), (749, 38559), (2247, 12853)]