16984161

素因数分解:

$3^4\times {\mathrm{307}}^1\times {\mathrm{683}}^1$

素因数の和:1002

約数の個数: 20

約数和(自身を含む): 25491312

約数和(自身を除く): 8507151

約数列:

[1, 3, 9, 27, 81, 307, 683, 921, 2049, 2763, 6147, 8289, 18441, 24867, 55323, 209681, 629043, 1887129, 5661387, 16984161]

約数ペア:

[(1, 16984161), (3, 5661387), (9, 1887129), (27, 629043), (81, 209681), (307, 55323), (683, 24867), (921, 18441), (2049, 8289), (2763, 6147)]