2098678490995

素因数分解:

$5^1\times {\mathrm{431}}^1\times {\mathrm{21017}}^1\times {\mathrm{46337}}^1$

素因数の和:67790

約数の個数: 16

約数和(自身を含む): 2524431961728

約数和(自身を除く): 425753470733

約数列:

[1, 5, 431, 2155, 21017, 46337, 105085, 231685, 9058327, 19971247, 45291635, 99856235, 973864729, 4869323645, 419735698199, 2098678490995]

約数ペア:

[(1, 2098678490995), (5, 419735698199), (431, 4869323645), (2155, 973864729), (21017, 99856235), (46337, 45291635), (105085, 19971247), (231685, 9058327)]