28575657

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{16979}}^1$

素因数の和:17013

約数の個数: 24

約数和(自身を含む): 47679840

約数和(自身を除く): 19104183

約数列:

[1, 3, 9, 11, 17, 33, 51, 99, 153, 187, 561, 1683, 16979, 50937, 152811, 186769, 288643, 560307, 865929, 1680921, 2597787, 3175073, 9525219, 28575657]

約数ペア:

[(1, 28575657), (3, 9525219), (9, 3175073), (11, 2597787), (17, 1680921), (33, 865929), (51, 560307), (99, 288643), (153, 186769), (187, 152811), (561, 50937), (1683, 16979)]