28440687

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{1667}}^1$

素因数の和:1739

約数の個数: 24

約数和(自身を含む): 42594048

約数和(自身を除く): 14153361

約数列:

[1, 3, 11, 33, 47, 121, 141, 363, 517, 1551, 1667, 5001, 5687, 17061, 18337, 55011, 78349, 201707, 235047, 605121, 861839, 2585517, 9480229, 28440687]

約数ペア:

[(1, 28440687), (3, 9480229), (11, 2585517), (33, 861839), (47, 605121), (121, 235047), (141, 201707), (363, 78349), (517, 55011), (1551, 18337), (1667, 17061), (5001, 5687)]