28022665

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{3719}}^1$

素因数の和:3872

約数の個数: 16

約数和(自身を含む): 36961920

約数和(自身を除く): 8939255

約数列:

[1, 5, 11, 55, 137, 685, 1507, 3719, 7535, 18595, 40909, 204545, 509503, 2547515, 5604533, 28022665]

約数ペア:

[(1, 28022665), (5, 5604533), (11, 2547515), (55, 509503), (137, 204545), (685, 40909), (1507, 18595), (3719, 7535)]