28765827

素因数分解:

$3^3\times {\mathrm{367}}^1\times {\mathrm{2903}}^1$

素因数の和:3279

約数の個数: 16

約数和(自身を含む): 42746880

約数和(自身を除く): 13981053

約数列:

[1, 3, 9, 27, 367, 1101, 2903, 3303, 8709, 9909, 26127, 78381, 1065401, 3196203, 9588609, 28765827]

約数ペア:

[(1, 28765827), (3, 9588609), (9, 3196203), (27, 1065401), (367, 78381), (1101, 26127), (2903, 9909), (3303, 8709)]