7271275

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{193}}^1$

素因数の和:351

約数の個数: 24

約数和(自身を含む): 9959184

約数和(自身を除く): 2687909

約数列:

[1, 5, 11, 25, 55, 137, 193, 275, 685, 965, 1507, 2123, 3425, 4825, 7535, 10615, 26441, 37675, 53075, 132205, 290851, 661025, 1454255, 7271275]

約数ペア:

[(1, 7271275), (5, 1454255), (11, 661025), (25, 290851), (55, 132205), (137, 53075), (193, 37675), (275, 26441), (685, 10615), (965, 7535), (1507, 4825), (2123, 3425)]