187291287

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{442769}}^1$

素因数の和:442822

約数の個数: 12

約数和(自身を含む): 276288480

約数和(自身を除く): 88997193

約数列:

[1, 3, 9, 47, 141, 423, 442769, 1328307, 3984921, 20810143, 62430429, 187291287]

約数ペア:

[(1, 187291287), (3, 62430429), (9, 20810143), (47, 3984921), (141, 1328307), (423, 442769)]