65533917

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{641}}^1\times {\mathrm{643}}^1$

素因数の和:1340

約数の個数: 16

約数和(自身を含む): 89304768

約数和(自身を除く): 23770851

約数列:

[1, 3, 53, 159, 641, 643, 1923, 1929, 33973, 34079, 101919, 102237, 412163, 1236489, 21844639, 65533917]

約数ペア:

[(1, 65533917), (3, 21844639), (53, 1236489), (159, 412163), (641, 102237), (643, 101919), (1923, 34079), (1929, 33973)]