28349409

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{911}}^1$

素因数の和:989

約数の個数: 32

約数和(自身を含む): 44126208

約数和(自身を除く): 15776799

約数列:

[1, 3, 11, 23, 33, 41, 69, 123, 253, 451, 759, 911, 943, 1353, 2733, 2829, 10021, 10373, 20953, 30063, 31119, 37351, 62859, 112053, 230483, 410861, 691449, 859073, 1232583, 2577219, 9449803, 28349409]

約数ペア:

[(1, 28349409), (3, 9449803), (11, 2577219), (23, 1232583), (33, 859073), (41, 691449), (69, 410861), (123, 230483), (253, 112053), (451, 62859), (759, 37351), (911, 31119), (943, 30063), (1353, 20953), (2733, 10373), (2829, 10021)]