8223765

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{197}}^1$

素因数の和:250

約数の個数: 48

約数和(自身を含む): 15168384

約数和(自身を除く): 6944619

約数列:

[1, 3, 5, 11, 15, 23, 33, 55, 69, 115, 121, 165, 197, 253, 345, 363, 591, 605, 759, 985, 1265, 1815, 2167, 2783, 2955, 3795, 4531, 6501, 8349, 10835, 13593, 13915, 22655, 23837, 32505, 41745, 49841, 67965, 71511, 119185, 149523, 249205, 357555, 548251, 747615, 1644753, 2741255, 8223765]

約数ペア:

[(1, 8223765), (3, 2741255), (5, 1644753), (11, 747615), (15, 548251), (23, 357555), (33, 249205), (55, 149523), (69, 119185), (115, 71511), (121, 67965), (165, 49841), (197, 41745), (253, 32505), (345, 23837), (363, 22655), (591, 13915), (605, 13593), (759, 10835), (985, 8349), (1265, 6501), (1815, 4531), (2167, 3795), (2783, 2955)]