171389721

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{643}}^1\times {\mathrm{3863}}^1$

素因数の和:4532

約数の個数: 16

約数和(自身を含む): 238887936

約数和(自身を除く): 67498215

約数列:

[1, 3, 23, 69, 643, 1929, 3863, 11589, 14789, 44367, 88849, 266547, 2483909, 7451727, 57129907, 171389721]

約数ペア:

[(1, 171389721), (3, 57129907), (23, 7451727), (69, 2483909), (643, 266547), (1929, 88849), (3863, 44367), (11589, 14789)]