40887321

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{409}}^1\times {\mathrm{709}}^1$

素因数の和:1168

約数の個数: 16

約数和(自身を含む): 55891200

約数和(自身を除く): 15003879

約数列:

[1, 3, 47, 141, 409, 709, 1227, 2127, 19223, 33323, 57669, 99969, 289981, 869943, 13629107, 40887321]

約数ペア:

[(1, 40887321), (3, 13629107), (47, 869943), (141, 289981), (409, 99969), (709, 57669), (1227, 33323), (2127, 19223)]