216343791

素因数分解:

$3^4\times {\mathrm{79}}^1\times {\mathrm{33809}}^1$

素因数の和:33900

約数の個数: 20

約数和(自身を含む): 327280800

約数和(自身を除く): 110937009

約数列:

[1, 3, 9, 27, 79, 81, 237, 711, 2133, 6399, 33809, 101427, 304281, 912843, 2670911, 2738529, 8012733, 24038199, 72114597, 216343791]

約数ペア:

[(1, 216343791), (3, 72114597), (9, 24038199), (27, 8012733), (79, 2738529), (81, 2670911), (237, 912843), (711, 304281), (2133, 101427), (6399, 33809)]