16835121

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{10939}}^1$

素因数の和:10970

約数の個数: 20

約数和(自身を含む): 26474800

約数和(自身を除く): 9639679

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 10939, 32817, 98451, 207841, 295353, 623523, 886059, 1870569, 5611707, 16835121]

約数ペア:

[(1, 16835121), (3, 5611707), (9, 1870569), (19, 886059), (27, 623523), (57, 295353), (81, 207841), (171, 98451), (513, 32817), (1539, 10939)]