28597689

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{457}}^1$

素因数の和:889

約数の個数: 24

約数和(自身を含む): 43940520

約数和(自身を除く): 15342831

約数列:

[1, 3, 9, 17, 51, 153, 409, 457, 1227, 1371, 3681, 4113, 6953, 7769, 20859, 23307, 62577, 69921, 186913, 560739, 1682217, 3177521, 9532563, 28597689]

約数ペア:

[(1, 28597689), (3, 9532563), (9, 3177521), (17, 1682217), (51, 560739), (153, 186913), (409, 69921), (457, 62577), (1227, 23307), (1371, 20859), (3681, 7769), (4113, 6953)]