25084143

素因数分解:

$3^2\times 7^1\times {\mathrm{631}}^2$

素因数の和:1275

約数の個数: 18

約数和(自身を含む): 41474472

約数和(自身を除く): 16390329

約数列:

[1, 3, 7, 9, 21, 63, 631, 1893, 4417, 5679, 13251, 39753, 398161, 1194483, 2787127, 3583449, 8361381, 25084143]

約数ペア:

[(1, 25084143), (3, 8361381), (7, 3583449), (9, 2787127), (21, 1194483), (63, 398161), (631, 39753), (1893, 13251), (4417, 5679)]