167280255

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{72889}}^1$

素因数の和:72920

約数の個数: 32

約数和(自身を含む): 314884800

約数和(自身を除く): 147604545

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 72889, 218667, 364445, 656001, 1093335, 1239113, 1968003, 3280005, 3717339, 6195565, 9840015, 11152017, 18586695, 33456051, 55760085, 167280255]

約数ペア:

[(1, 167280255), (3, 55760085), (5, 33456051), (9, 18586695), (15, 11152017), (17, 9840015), (27, 6195565), (45, 3717339), (51, 3280005), (85, 1968003), (135, 1239113), (153, 1093335), (255, 656001), (459, 364445), (765, 218667), (2295, 72889)]