1949203347

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7139939}}^1$

素因数の和:7139962

約数の個数: 16

約数和(自身を含む): 3198693120

約数和(自身を除く): 1249489773

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 7139939, 21419817, 49979573, 92819207, 149938719, 278457621, 649734449, 1949203347]

約数ペア:

[(1, 1949203347), (3, 649734449), (7, 278457621), (13, 149938719), (21, 92819207), (39, 49979573), (91, 21419817), (273, 7139939)]