81728604

素因数分解:

$2^2\times 3^2\times {\mathrm{2270239}}^1$

素因数の和:2270249

約数の個数: 18

約数和(自身を含む): 206591840

約数和(自身を除く): 124863236

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 2270239, 4540478, 6810717, 9080956, 13621434, 20432151, 27242868, 40864302, 81728604]

約数ペア:

[(1, 81728604), (2, 40864302), (3, 27242868), (4, 20432151), (6, 13621434), (9, 9080956), (12, 6810717), (18, 4540478), (36, 2270239)]