28636959

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{919}}^1$

素因数の和:999

約数の個数: 32

約数和(自身を含む): 44513280

約数和(自身を除く): 15876321

約数列:

[1, 3, 13, 17, 39, 47, 51, 141, 221, 611, 663, 799, 919, 1833, 2397, 2757, 10387, 11947, 15623, 31161, 35841, 43193, 46869, 129579, 203099, 561509, 609297, 734281, 1684527, 2202843, 9545653, 28636959]

約数ペア:

[(1, 28636959), (3, 9545653), (13, 2202843), (17, 1684527), (39, 734281), (47, 609297), (51, 561509), (141, 203099), (221, 129579), (611, 46869), (663, 43193), (799, 35841), (919, 31161), (1833, 15623), (2397, 11947), (2757, 10387)]