28820763

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{1667}}^1$

素因数の和:1803

約数の個数: 24

約数和(自身を含む): 44495568

約数和(自身を除く): 15674805

約数列:

[1, 3, 9, 17, 51, 113, 153, 339, 1017, 1667, 1921, 5001, 5763, 15003, 17289, 28339, 85017, 188371, 255051, 565113, 1695339, 3202307, 9606921, 28820763]

約数ペア:

[(1, 28820763), (3, 9606921), (9, 3202307), (17, 1695339), (51, 565113), (113, 255051), (153, 188371), (339, 85017), (1017, 28339), (1667, 17289), (1921, 15003), (5001, 5763)]