28985013

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{56501}}^1$

素因数の和:56529

約数の個数: 16

約数和(自身を含む): 45201600

約数和(自身を除く): 16216587

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 56501, 169503, 508509, 1073519, 1525527, 3220557, 9661671, 28985013]

約数ペア:

[(1, 28985013), (3, 9661671), (9, 3220557), (19, 1525527), (27, 1073519), (57, 508509), (171, 169503), (513, 56501)]