15991002

素因数分解:

$2^1\times 3^2\times {\mathrm{888389}}^1$

素因数の和:888397

約数の個数: 12

約数和(自身を含む): 34647210

約数和(自身を除く): 18656208

約数列:

[1, 2, 3, 6, 9, 18, 888389, 1776778, 2665167, 5330334, 7995501, 15991002]

約数ペア:

[(1, 15991002), (2, 7995501), (3, 5330334), (6, 2665167), (9, 1776778), (18, 888389)]