28177653

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{78929}}^1$

素因数の和:78956

約数の個数: 16

約数和(自身を含む): 45463680

約数和(自身を除く): 17286027

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 78929, 236787, 552503, 1341793, 1657509, 4025379, 9392551, 28177653]

約数ペア:

[(1, 28177653), (3, 9392551), (7, 4025379), (17, 1657509), (21, 1341793), (51, 552503), (119, 236787), (357, 78929)]