28304871

素因数分解:

$3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{10613}}^1$

素因数の和:10750

約数の個数: 16

約数和(自身を含む): 43474944

約数和(自身を除く): 15170073

約数列:

[1, 3, 7, 21, 127, 381, 889, 2667, 10613, 31839, 74291, 222873, 1347851, 4043553, 9434957, 28304871]

約数ペア:

[(1, 28304871), (3, 9434957), (7, 4043553), (21, 1347851), (127, 222873), (381, 74291), (889, 31839), (2667, 10613)]